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Browse results: Ecosystems

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RESOURCE	GRADE LEVEL	MEDIA TYPE
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 Accessibility features: Caption	4-12	Video
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. Accessibility features: Caption	6-12	Video
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. Accessibility features: Caption	4-12	Video
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. Accessibility features: Caption	6-12	Video
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. Accessibility features: Caption	6-12	Video
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. Accessibility features: Caption	4-12	Video
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. Accessibility features: Caption	4-12	Video
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. Accessibility features: Caption	6-12	Video
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. Accessibility features: Caption	6-12	Video
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. Accessibility features: Caption	4-12	Video
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. Accessibility features: Caption	6-12	Video
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. Accessibility features: Caption	4-12	Video
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. Accessibility features: Caption	6-12	Video
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 Accessibility features: Caption	4-12	Video
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. Accessibility features: Caption	6-12	Video
Ancient Farmers of the Amazon This video segment from Evolution: "Evolutionary Arms Race" tells the story of the leafcutter ant and the fungus it farms -- an example of mutually beneficial symbiosis. Accessibility features: Caption	6-12	Video
Arctic Tundra This video segment from Wild Europe: "Wild Arctic" explores the struggle for survival in one of Earth's most extreme environments. Accessibility features: Audio Description, Caption, Transcript	3-12	Video
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. Accessibility features: Caption	6-12	Video
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. Accessibility features: Caption	3-12	Video
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. Accessibility features: Caption	K-12	Video
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. Accessibility features: Caption	3-8	Video
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. Accessibility features: Caption	6-12	Video
Conserving a Unique Ecosystem in Micronesia Learn about the steps that the people of Kosrae, Micronesia, are taking to protect their natural resources, in this video adapted from the Micronesia Conservation Trust. Accessibility features: Caption	9-12	Video
Contaminants in the Arctic Food Chain The levels of contaminants found in particular animals vary widely depending on where they fit into the Arctic food chain, as described in this video segment adapted from LOKE Films and the Arctic Monitoring and Assessment Programme. Accessibility features: Caption	5-12	Video
Contaminants in the Arctic Human Population In this video segment adapted from LOKE Films and the Arctic Monitoring and Assessment Programme, learn how human populations in the Arctic are affected by industrial contaminants in the food chain. Accessibility features: Caption	5-12	Video
Coral Kid In this video segment, ZOOM guest Cassie takes us on a tour of the coral reef near her home in Key Largo, Florida, and points out some of its unique features. Accessibility features: Caption	K-8	Video
Dating Lava Flows on Mauna Loa Volcano, Hawaiʻi In this video segment adapted from NOVA, scientists search for carbonized remains of plants preserved in lava flows to find out how long it has taken rain forests on Hawaiʻi to regenerate after a volcanic eruption. Accessibility features: Audio Description, Caption	3-12	Video
Deep Sea Vents and Life's Origins Deep-sea vents are home to strange, luminescent life forms that thrive through chemosynthesis. This video segment from NOVA: "Volcanoes of the Deep" hypothesizes life's beginnings in this extreme environment. Accessibility features: Audio Description, Caption, Transcript	3-12	Video
Desert Biome This video segment from NOVA: "A Desert Place" describes the physical characteristics and organisms that define the desert biome. Accessibility features: Audio Description, Caption, Transcript	3-12	Video
Desert Habitat This video segment from IdahoPTV's D4K defines warm and cold (high) deserts, and describes some of the plants and animals found there as well as their adaptations for living in each type of desert. Accessibility features: Caption, Transcript	4-6	Video
Diversity of Hardwoods at Congaree Swamp In this video segment from NatureScene, observe some methods of plant identification with regards to the diversity of hardwoods at the Congaree Swamp. Accessibility features: Caption	3-8	Video
Dragonflies in Kentucky This KET video segment from Kentucky Life explains the differences between dragonflies and damselflies and explores their habitats. Accessibility features: Caption	K-12	Video
Ecology This video segment from IdahoPTV's D4K defines ecology and ecosystems and explains how all living and non-living things in an ecosystem interact and depend on the energy of the sun. Accessibility features: Caption, Transcript	4-6	Video
Energy Flow in the Coral Reef Ecosystem This video segment, adapted from NOVA, describes the energy flow in a coral reef, including its food web. Accessibility features: Caption	3-12	Video
Environmentalist Bill McKibben, 1990 In this 1990 archival news footage from Cambridge Community Television, environmentalist Bill McKibben speaks about the possible effects of climate change at an Earth Day celebration in Cambridge, MA. Accessibility features: Caption	6-12	Video
Environmental Justice: Opposing Industrial Hog Farming Learn about the impact that large-scale hog farming has had on one minority community in North Carolina and how residents fought back to protect their water supply and property, in this video segment adapted from Earthkeeping: "Toxic Racism." Accessibility features: Caption	6-12	Video
Farm Nitrates in the Water Supply Learn how nitrate runoff from farm fertilizers can negatively impact human health and how a water treatment plant is tackling the challenge, in this video excerpted from Big River. Accessibility features: Caption	6-12	Video
Fish Research This video segment from IdahoPTV's D4K explains the Chinook salmon's life cycle in the Pacific Northwest and why it is an endangered species. A fisheries biologist takes students through some steps of fish research with explanations of the kinds of information biologists gather to perhaps help manage fish recovery. Accessibility features: Caption, Transcript	4-6	Video
Flood Plain and Higher Ground Habitats This video segment from NatureScene features the area of the Congaree Swamp where the high ground and the flood plain meet. Learn how a few feet of difference in elevation on a floodplain can yield drastic changes in what you’ll find living there. Accessibility features: Caption	3-8	Video
Forests This video segment from IdahoPTV's D4K describes rain, temperate and boreal forests and some of the animals that live in them. Accessibility features: Caption, Transcript	4-6	Video
Frogs A boy named Ben learns about the dangers of invasive species—in this case, frogs—in this animated video from LOOP SCOOPS. Accessibility features: Caption	1-4	Video
Garbage A boy named Oliver learns how to reduce the amount of trash he discards, in this animated video from LOOP SCOOPS. Accessibility features: Caption	1-4	Video
The Grand Canyon: Conservation and Development This video segment adapted from NOVA explores the effects of the Glen Canyon Dam on the beaches, wildlife, and vegetation of the Colorado River. Accessibility features: Audio Description, Caption	3-12	Video
Habitat This video segment from IdahoPTV's D4K explains the 4 basic requirements of a perfect habitat and what a niche is within a habitat. You'll see videos of different animals in their habitats, such as; bear, moose, spiders and mountain goats, Accessibility features: Caption, Transcript	4-6	Video
Health Risks of the BP Oil Spill In this video segment adapted from Need to Know, learn about the possible short- and long-term health risks for workers involved in cleaning up the BP oil spill in the Gulf of Mexico. Accessibility features: Caption	9-12	Video
Homo Sapiens Versus Neanderthals This video segment, adapted from NOVA, explores reasons why Homo sapiens had an advantage over Neanderthals in the pursuit of territory and natural resources. Accessibility features: Caption	6-12	Video
How Did Life Emerge Here? This video segment adapted from NOVA describes the emergence of life on the islands of Hawaiʻi from a barren volcanic platform under the ocean waves to the rich explosion of life that covers the many climate zones of the islands today. Accessibility features: Audio Description, Caption	3-12	Video
How the Arctic Ecosystem Might Change In this video segment adapted from the National Film Board of Canada, learn why the unique Arctic ecosystem may be replaced if global warming continues to melt sea ice. Accessibility features: Caption	6-12	Video
Indiana Bats of Carter Cave This KET video segment from Kentucky Life explores one of the endangered habitats of Indiana bats and describes the benefits of bats to humans. Accessibility features: Caption	K-12	Video
Inuit Observations of Climate Change In this video adapted from the International Institute for Sustainable Development, an Inuit community collaborates with Western scientists studying climate change. Inuit observations are recorded and included in the data collection process, expanding the scientists' understanding of changes in the area. Accessibility features: Caption	6-12	Video