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Acid Mine Drainage and Precipitates

Acid Mine Drainage and Precipitates

In this video, environmental scientists measure the pH of water to detect acid mine drainage from an abandoned coal mine and then demonstrate how metals present in acid drainage fall out of solution as precipitates when a basic substance is added to the water. OER Level

Accessibility features: Caption

6-12

Video

Controlling Water Run-off

Controlling Water Run-off

This video shows how the environmentally friendly design of the Visitor Center at Bernheim Arboretum and Research Forest near Louisville slows down water run-off and helps to control non-point-source water pollution, conserve water, and prevent soil erosion OER Level

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4-12

Video

Environmental Impact of Acid Mine Drainage

Environmental Impact of Acid Mine Drainage

This video shows how acid mine drainage from an abandoned coal mine has affected Wildcat Branch in Kentucky's Daniel Boone National Forest. Because the creek has a very acidic pH of 2.9, most organisms cannot survive there, and Wildcat Branch is essentially dead. OER Level

Accessibility features: Caption

6-12

Video

Reusing Wastewater

Reusing Wastewater

This video demonstrates how peat filtration beds at Bernheim Arboretum and Research Forest near Louisville, Kentucky purify and conserve wastewater and eliminate one cause of non-point-source water pollution. OER Level

Accessibility features: Caption

4-12

Video

The Geology of Coal

The Geology of Coal

In this video, a geologist describes how coal, a sedimentary rock, was formed when organic materials piled up in swamps millions of years ago. Over time, heat and pressure transformed the buried materials into forms of coal that cause acid mine drainage when exposed to oxygen. OER Level

Accessibility features: Caption

6-12

Video

High-Sulfur Coal and Acidic Water

High-Sulfur Coal and Acidic Water

In this video, a geologist measures the pH of water after high-sulfur coal from a Kentucky coal mine has been added to it. This test demonstrates that the sulfate salts found on the coal’s surface cause the water to become much more acidic. OER Level

Accessibility features: Caption

6-12

Video

Rain Gardens

Rain Gardens

This video shows how a rain garden at Bernheim Arboretum and Research Forest near Louisville, Kentucky slows down the flow of water from the forest’s parking lot and helps prevent soil erosion. OER Level

Accessibility features: Caption

4-12

Video

Mycoremediation

Mycoremediation

This video explores the process of mycoremediation: planting fungi such as oyster mushrooms to mitigate non-point-source water pollution caused by oil, gasoline, and other toxic substances. OER Level

Accessibility features: Caption

4-12

Video

Restoring Lower Rock Creek

Restoring Lower Rock Creek

This brief video describes how Lower Rock Creek’s location between two National Wild and Scenic Rivers caused Kentucky environmentalists to choose the creek as a target for acid mine drainage remediation. OER Level

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6-12

Video

Acid Mine Drainage Remediation

Acid Mine Drainage Remediation

In this video, an environmental technologist visits an abandoned coal mine in Kentucky to talk about how a remediation system (a series of settling ponds and treatment cells) is neutralizing the acid drainage flowing from the mine and keeping it from damaging a creek downstream. OER Level

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6-12

Video

Applying the Scientific Method

Applying the Scientific Method

This video provides a real-life example of the scientific method: testing hypotheses about which plants will grow most successfully on a green roof in Kentucky. OER Level

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4-12

Video

Results of Acid Mine Drainage Remediation

Results of Acid Mine Drainage Remediation

In this video, a biologist visits Rock Creek in Pulaski County, Kentucky to show how acid mine drainage remediation has increased the stream’s pH from acidic levels to almost neutral. Although the ecosystem has not been completely restored, many species have returned to Rock Creek. OER Level

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6-12

Video

Stream Restoration

Stream Restoration

This video explores how Bernheim Arboretum and Research Forest near Louisville, Kentucky has restored a channelized or straightened stream to its original meandering path, thereby improving the stream’s water quality and creating a better habitat for wildlife. OER Level

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4-12

Video

Aquatic Insects

Aquatic Insects

In this brief video, a biologist talks about the macroinvertebrates (typically aquatic insects) that form the basis of food webs in healthy Kentucky streams. OER Level

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6-12

Video

Detached Wetlands

Detached Wetlands

This video depicts a detached wetland, a small pool that forms beside a shallow meandering stream when it overflows its banks. These wetlands are important breeding grounds for the invertebrates that live in and beside streams OER Level

Accessibility features: Caption

4-12

Video

1964 Alaska Earthquake

1964 Alaska Earthquake

This video adapted from the Valdez Museum & Historical Archive, explores what happened during the Great Alaska Earthquake of 1964 through original footage, first-person accounts, and animations illustrating plate tectonics. OER Level

Accessibility features: Caption

6-12

Video

The 2008 Wall Street Bailout

The 2008 Wall Street Bailout

This video segment adapted from FRONTLINE: "Money, Power and Wall Street" traces the unprecedented decisions made by the U.S. government to intervene in the financial crisis of 2008. OER Level

Accessibility features: Caption

6-12

Video

Abolitionist Leader William Lloyd Garrison

Abolitionist Leader William Lloyd Garrison

This video adapted from American Experience: “The Abolitionists” profiles William Lloyd Garrison, founder of The Liberator and a leader of the American Anti-Slavery Society, whose position on the slavery question generated strong and often violent resistance to the abolitionist cause. OER Level

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6-12

Video

Acids and Bases: Cabbage Juice Indicator

Acids and Bases: Cabbage Juice Indicator

In this video segment, the ZOOM cast demonstrates how to use cabbage juice to find out if a solution is an acid or a base. OER Level

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3-8

Video

Acids and Bases: Making a Film Canister Rocket

Acids and Bases: Making a Film Canister Rocket

In this video segment, ZOOM cast members mix different amounts of baking soda and vinegar to see which combination produces the most carbon dioxide for launching a film-canister rocket. OER Level

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K-5

Video

Acids and Bases: Testing Rocket Cars

Acids and Bases: Testing Rocket Cars

In this ZOOM video segment, cast members make bottle rocket cars using lemon juice and baking soda, and experiment with different ways of launching the cars. OER Level

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3-8

Video

Acids and Bases: Testing Rockets

Acids and Bases: Testing Rockets

What happens when you mix baking soda and lemon juice? Watch the ZOOM cast launch a rocket using kitchen chemistry. OER Level

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3-8

Video

Adopting Sustainable Food Practices

Adopting Sustainable Food Practices

Hear about how respect for Earth can help us attain a more sustainable lifestyle in the face of climate change in this video segment adapted from United Tribes Technical College. OER Level

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6-12

Video

Agricultural Runoff and the Gulf of Mexico Dead Zone

Agricultural Runoff and the Gulf of Mexico Dead Zone

This video segment adapted from Big River: A King Corn Companion shows how agricultural chemicals from the Midwest that travel downstream in water runoff create a vast marine "dead zone" in the Gulf of Mexico. OER Level

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6-12

Video

Agricultural Technology Student: Farming & GPS/GIS

Agricultural Technology Student: Farming & GPS/GIS

Learn how agricultural technology is changing farming, and one student's life, in this video adapted from Pathways to Technology. OER Level

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9-12

Video

Agricultural Technology Student: Water Management & GPS/GIS

Agricultural Technology Student: Water Management & GPS/GIS

See one adult student's experience attending community college, studying agricultural technology, and discovering career opportunities, in this video adapted from Pathways to Technology. OER Level

Accessibility features: Caption

9-12

Video

Air Power: Experimenting with Balloons

Air Power: Experimenting with Balloons

In this video segment adapted from ZOOM, cast members experiment with the amount of air expelled first from a balloon, then through a straw attached to it, and see how both affect a balloon's behavior. OER Level

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3-8

Video

Alaska Native Pilots

Alaska Native Pilots

In this video adapted from Storyknife Productions, Alaska Native pilots share how they use traditional knowledge to read the landscape and predict the weather. OER Level

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3-12

Video

Alaska Native Teens Help Researchers

Alaska Native Teens Help Researchers

In this video adapted from KUAC-TV and the Geophysical Institute at the University of Alaska, Fairbanks, Alaska Native students contribute to research on how their environment is changing as a result of global warming. OER Level

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6-12

Video

Allison Bolinger: Spacewalk Flight Controller and Trainer

Allison Bolinger: Spacewalk Flight Controller and Trainer

In this video from Design Squad Nation, NASA spacewalk flight controller and trainer Allison Bolinger teaches astronauts how to work outside their spacecraft. OER Level

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4-8

Video

Amphibian Research

Amphibian Research

This short video segment from IdahoPTV's D4K explains how frogs help biologists study problems in the environment. OER Level

Accessibility features: Caption, Transcript

4-6

Video

Amphibians

Amphibians

This video segment from IdahoPTV's D4K points out what it means to be cold-blooded. A frog's life cycle is revealed as well as why it croaks, why it hibernates, and how it catches its prey. OER Level

Accessibility features: Caption, Transcript

4-6

Video

An Alaska Native Community Helps Seals

An Alaska Native Community Helps Seals

This video from First Alaskans Institute spotlights the Alaska Native community of St. Paul and its hands-on commitment to care for the land and animals on which it depends. OER Level

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3-12

Video

An Ancient Legend Teaches Climate Change Adaptation

An Ancient Legend Teaches Climate Change Adaptation

Today’s unsustainable use of natural resources is compared to the legend of the giant Uab, in this video adapted from the Secretariat of the Pacific Community. OER Level

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3-8

Video

The Angle on Pool

The Angle on Pool

Find out how angles and symmetry come into play in the game of pool in this video adapted from Annenberg Learner’s Learning Math: Measurement. OER Level

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8-12

Video

Anglerfish

Anglerfish

This video segment from NOVA: "Animal Imposters" shows the lightning-fast strike of the anglerfish. OER Level

Accessibility features: Audio Description, Caption

6-8

Video

Antarctica's Dry Valleys

Antarctica's Dry Valleys

In this video segment produced by ThinkTV with the Byrd Polar Research Center, a young scientist describes her journey to the remote Dry Valleys of Antarctica and her search for life under some of the most extreme conditions on Earth. OER Level

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6-12

Video

Antarctica: A Challenging Work Day

Antarctica: A Challenging Work Day

What happens when the ground under your feet is ice and it's moving? This video segment adapted from NOVA features some of the dangers faced by scientists conducting research in Antarctica. OER Level

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3-12

Video

Antarctica: Sea Ice

Antarctica: Sea Ice

This video segment adapted from NOVA uses microwave images to reveal how sea ice doubles the size of Antarctica each winter. Rare footage shows how sea ice crushed the famous ship Endurance in 1914. OER Level

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K-12

Video

Antarctic Ice: Sea Level Change

Antarctic Ice: Sea Level Change

What would happen if a portion of the Antarctic Ice Sheet were to melt? This video segment adapted from NOVA uses animations to show the effect of a 6-meter sea-level rise on coastal cities across the world. OER Level

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6-12

Video

Archaeology

Archaeology

This video segment from IdahoPTV's D4K looks at some of the objects found in King Tutankhamun's tomb. An Egyptologist discusses the significance of the objects and why the tombs exist. OER Level

Accessibility features: Caption, Transcript

4-6

Video

Arch Bridge

Arch Bridge

This video segment adapted from Building Big illustrates the strength of the arch in bridge design and construction. OER Level

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3-12

Video

Arctic Climate Perspectives

Arctic Climate Perspectives

This video, adapted from material provided by the ECHO partners, describes how global climate change is affecting Barrow, Alaska. OER Level

Accessibility features: Audio Description, Caption

6-9

Video

Are Teens Addicted to Texting?

Are Teens Addicted to Texting?

In this resource featuring video segments adapted from Wide Angle Youth Media: “Textaholic,” a teenager explores the role of texting in her life and speculates on whether teens are addicted to texting. OER Level

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5-12

Video

Ask an Engineer

Ask an Engineer

Explore some of the wonders of modern engineering in this video from the Sciencenter in Ithaca, New York. Hear a diverse selection of engineers explain how things work. OER Level

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3-12

Video

ATE Internships and Co-ops

ATE Internships and Co-ops

In this video adapted from ATETV, learn how Bristol Community College promotes internships and co-ops to prepare students for work in technology-related careers. OER Level

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9-12

Video

Atoms: The Space Between

Atoms: The Space Between

This video segment adapted from A Science Odyssey takes a look at the scale of the atom and the tremendous amount of space between the electrons and the nucleus. If all this empty space exists in matter, how can any substance be solid? OER Level

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6-12

Video

Atrazine Affects the Water Supply

Atrazine Affects the Water Supply

In this video segment featuring live-action animation, adapted from Big River: A King Corn Companion, see how the agricultural pesticide atrazine impacts both crops and human health. OER Level

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6-12

Video

Automatic Door Opener

Automatic Door Opener

In this video segment adapted from ZOOM, watch the design process in action as cast members create automatic door openers to open their bedroom doors while still lying down. OER Level

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3-8

Video

Avalanche Town

Avalanche Town

The impact of natural disasters is made vivid in this video segment adapted from NOVA. A small town in Iceland, prepared for recurrent avalanches, is devastated when one takes a new and damaging path. OER Level

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6-12

Video

Backyard Birdfeeders

Backyard Birdfeeders

This video from WPSU’s series Outside suggests how to feed birds in winter, a hobby that can foster awareness, care, and respect for birds. OER Level

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3-6

Video

Backyard Turtles

Backyard Turtles

In this video from the WPSU’s series Outside, learn about backyard turtle habitats, their favorite foods, and why they don’t make good pets. OER Level

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3-6

Video

Balloon Brain: Designing a Helmet

Balloon Brain: Designing a Helmet

In this video segment adapted from ZOOM, cast members are challenged to design protective headgear for a water balloon using what they know about the properties of the materials available. OER Level

Accessibility features: Caption, Transcript

K-8

Video

Bats of the Southwest

Bats of the Southwest

This video segment from the Nevada Department of Wildlife looks at various species of bats and how they impact the environment. OER Level

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3-12

Video

Bear Research

Bear Research

In this video segment from IdahoPTV's D4K tag along with two biological researchers as they conduct their research project about bear movements. OER Level

Accessibility features: Caption, Transcript

4-6

Video

Bears

Bears

This video segment from IdahoPTV's D4K shows bears' adaptations for eating. OER Level

Accessibility features: Caption, Transcript

4-6

Video

Beavers

Beavers

This video segment explores the world of the beaver, including the biology of the species and, more importantly, its ability to transform an ecosystem for its own benefit. OER Level

Accessibility features: Caption, Transcript

K-5

Video

Bee Navigation

Bee Navigation

This video segment from NOVA: "The Mystery of Animal Pathfinders" explores honeybee communication and navigation. OER Level

Accessibility features: Audio Description, Caption

6-8

Video

Beneath the Waters of Cocos Island

Beneath the Waters of Cocos Island

The nutrient-rich waters surrounding Cocos Island set the stage for astounding predator-prey interactions, as seen in this video segment from NOVA: "Island of Sharks." OER Level

Accessibility features: Audio Description, Caption

6-8

Video

Bighorn Sheep

Bighorn Sheep

This video segment from Outdoor Nevada explores the adaptations that help desert bighorn sheep survive in their habitat. OER Level

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K-12

Video

Bioengineering Body Parts

Bioengineering Body Parts

In this video segment adapted from NOVA scienceNOW, scientists discuss their attempts to grow human body parts in a jar. OER Level

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9-12

Video

Biomedical Technician Training

Biomedical Technician Training

In this video adapted from ATETV, hear from a medical electronics engineering technology student about how she is improving her math, science, electronics, and communications skills in her community college program. OER Level

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9-12

Video

Biotechnology: Production Support Associate

Biotechnology: Production Support Associate

Learn how a community college degree in biotechnology led one woman to a career in helping to treat cancer, in this video excerpt from Pathways to Technology. OER Level

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9-12

Video

Biotechnology Student Profile

Biotechnology Student Profile

Follow a high school student who is exploring the field of biotechnology by taking community college classes and job shadowing in this video segment adapted from Pathways to Technology. OER Level

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9-12

Video

Biotechnology: Training & Careers

Biotechnology: Training & Careers

Learn what biotechnology is and what careers are available in the field, in this video excerpted from Pathways to Technology. OER Level

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9-12

Video

Biotechnology: Upstream Processing Associate

Biotechnology: Upstream Processing Associate

In this video excerpted from Pathways to Technology, watch how one woman happily spends her days looking for a protein to help treat cancer, thanks to her community college degree in biotechnology. OER Level

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9-12

Video

Bird Migration

Bird Migration

This video segment from IdahoPTV's D4K discusses the purpose of migration and shows researchers and students working together to study bird migration at the Idaho Bird Observatory. OER Level

Accessibility features: Caption, Transcript

4-6

Video

Birds of Prey

Birds of Prey

This video segment from IdahoPTV's D4K defines birds of prey and explains what characteristics they have that identify them as a raptor and help them catch their prey. OER Level

Accessibility features: Caption, Transcript

4-6

Video

Blood Vessels Help Tumors Grow

Blood Vessels Help Tumors Grow

In this video segment, adapted from NOVA, Dr. Judah Folkman uses the scientific method to discover how cancer cells induce the formation of new blood vessels, which in turn nourish those cancer cells. OER Level

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6-12

Video

Body Waste that Protects You

Body Waste that Protects You

This video segment from IdahoPTV's D4K covers the body wastes that protect you: earwax, mucus, tears, sweat and vomit. OER Level

Accessibility features: Caption, Transcript

4-6

Video

Booming Sands

Booming Sands

This video segment, adapted from NOVA scienceNOW, presents basic concepts of physics behind "booming" sand dunes. See how surface tension affects potential and kinetic energy and how it all works together to create sound. OER Level

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6-12

Video

The Brain

The Brain

This video segment from IdahoPTV's D4K explores the anatomy of the brain and how your brain interacts with the rest of your body. OER Level

Accessibility features: Caption, Transcript

4-6

Video

Brain Trauma

Brain Trauma

Find out how serious head concussions can be in this video segment adapted from NOVA scienceNOW. OER Level

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6-12

Video

Bubonic Plague

Bubonic Plague

In this video segment adapted from A Science Odyssey, learn about bubonic plague and how city officials in San Francisco tried to contain its spread in the early 1900s. OER Level

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6-12

Video

Building a Dam Like a Beaver

Building a Dam Like a Beaver

In this video segment from PEEP and the Big Wide World, children make a dam with dirt, sticks, and stones to try to stop the flow of water. OER Level

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K-2

Video

Building Simple Machines: A Glass of Milk, Please

Building Simple Machines: A Glass of Milk, Please

In this video segment adapted from ZOOM, the cast shows how the 34 steps in their Rube Goldberg invention use everything from gravity to carbon dioxide gas in order to accomplish one simple task: pouring a glass of milk. OER Level

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3-8

Video

Building Simple Machines: Plant Quencher

Building Simple Machines: Plant Quencher

In this video segment from ZOOM, Jillian explains how her simple machine uses marbles, levers, flowing sand, and a spinning wheel to water a plant. OER Level

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3-8

Video

Building the Alaska Oil Pipeline

Building the Alaska Oil Pipeline

This video segment adapted from AMERICAN EXPERIENCE tells the story of how environmentalists, Alaska Native peoples, and engineers concerned about the effects of permafrost challenged plans for the Alaska oil pipeline. OER Level

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6-12

Video

Building the Channel Tunnel

Building the Channel Tunnel

How do you build a tunnel 32 miles long -- under water? This video segment adapted from Building Big, follows the construction of the Channel Tunnel (nicknamed "Chunnel"), the engineering wonder that connects England to France. OER Level

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3-12

Video

Burrowing Owl

Burrowing Owl

In this video segment from Outdoor Nevada, learn about burrowing owls, yearlong residents of open, dry grassland and desert habitats, and the only owls that nest underground and are active both day and night. OER Level

Accessibility features: Caption

K-12

Video

Butterflies

Butterflies

This video from Vegas PBS features colorful insects known as butterflies, and looks at the coloration, species, life cycle, and migration habits within their habitat. OER Level

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K-8

Video

Can Organic Farms and Mosquito Control Coexist?

Can Organic Farms and Mosquito Control Coexist?

Learn about one town's conflict over the issue of spraying pesticides to combat disease-carrying insects, in this video segment from Greater Boston. OER Level

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6-12

Video

Can We Slow Aging?

Can We Slow Aging?

In this video segment adapted from NOVA scienceNOW, scientists discuss a family of genes called FOXO that can significantly extend life span in worms—and in humans. OER Level

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9-12

Video

Capturing Carbon

Capturing Carbon

In this video segment adapted from NOVA scienceNOW, a scientist, inspired by his daughter's science fair project, develops a synthetic "tree" to remove excess carbon dioxide from the air. OER Level

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6-12

Video

Carbon-Fiber Car of the Future

Carbon-Fiber Car of the Future

In this video segment adapted from NOVA, find out how cars made of a material stronger than steel and half the weight can help combat climate change. OER Level

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6-12

Video

Careers in Plastics

Careers in Plastics

Learn about opportunities for working in the growing field of plastics, including the emerging area of "green" technologies, in this video segment adapted from Pennsylvania College of Technology and WVIA. OER Level

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9-12

Video

Carnivorous Plants of Texas

Carnivorous Plants of Texas

In this video adapted from Texas Parks and Wildlife Department, learn about carnivorous plants that act as both producers and consumers in an ecosystem. See sundews and blatterworts capture and digest insects. OER Level

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K-12

Video

Carnivorous Plants of Cartwheel Bay

Carnivorous Plants of Cartwheel Bay

In this video segment from NatureScene, explore Cartwheel Bay, a wetland in South Carolina, and learn about the variety of carnivorous plants native to this unique landform. OER Level

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3-8

Video

The Causes of the 2008 Financial Crisis

The Causes of the 2008 Financial Crisis

This video segment adapted from FRONTLINE: "Money, Power and Wall Street" explores the changes in the U. S. financial market that ultimately led to the 2008 financial crisis. OER Level

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6-12

Video

Cave Formation: Kane Cave

Cave Formation: Kane Cave

This video segment adapted from NOVA describes a simple experiment that confirmed the idea that microbes can accelerate the biogeochemical process of cave formation. OER Level

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6-12

Video

Caves: Extreme Conditions for Life

Caves: Extreme Conditions for Life

This video segment adapted from NOVA raises the provocative idea that if life can exist in the most extreme environments on Earth — such as in dark, toxic caves — then perhaps living things can also survive in harsh environments on other planets. OER Level

Accessibility features: Audio Description, Caption

6-12

Video

Cell Differentiation

Cell Differentiation

In this video segment from The Secret of Life school video, "Sex and the Single Gene" follow as a single fertilized egg cell divides, differentiates, and assembles into the tissues and organs of a new organism. OER Level

Accessibility features: Audio Description, Caption

6-12

Video

Center of Gravity: Pencil Balance

Center of Gravity: Pencil Balance

Watch the ZOOM cast learn about center of gravity by trying to balance a pencil on their fingers and noses. OER Level

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3-8

Video

Changes in the Ozone Layer

Changes in the Ozone Layer

This video segment produced by ThinkTV demonstrates how ozone is created in the upper atmosphere, explains its beneficial role, and explores the problem of ozone depletion. OER Level

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6-12

Video

Changing Arctic Landscape

Changing Arctic Landscape

In this video adapted from the Arctic Athabaskan Council, learn how warmer temperatures in the Arctic are transforming the landscape, triggering a host of effects such as permafrost thawing and insect infestations. OER Level

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6-12

Video

Changing Views of Pluto

Changing Views of Pluto

See images from the Hubble Space Telescope that show evidence of seasons on Pluto, in this video adapted from NASA. OER Level

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5-12

Video

Characteristics of the Sun

Characteristics of the Sun

This video segment adapted from NASA describes the basic characteristics of our star, the Sun. OER Level

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3-12

Video

Chasing Tornadoes

Chasing Tornadoes

In this video segment adapted from NOVA, scientists are on the hunt for tornadoes. Using Doppler radar, they gather data in the hopes of solving the mystery of how tornadoes form. OER Level

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6-12

Video

Chemical Risks to a Fetus

Chemical Risks to a Fetus

Learn about the risks environmental contaminants pose for a developing fetus, in this video adapted from Contaminated Without Consent. OER Level

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9-12

Video

Chemist and Biologist Catherine Drennan

Chemist and Biologist Catherine Drennan

In this video produced for Teachers' Domain, learn about MIT professor Cathy Drennan's research into microorganisms that remove carbon dioxide, a greenhouse gas, from the atmosphere. OER Level

Accessibility features: Caption

9-12

Video

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