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

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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.

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Recycling and Restoration

This video explains how Bernheim Arboretum and Research Forest near Louisville, Kentucky used recycled cypress from pickle vats to build its visitor center and then “paid back” nature by creating a cypress-tupelo swamp at one end of a lake on the park grounds.

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.

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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.

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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.

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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.

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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

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American Flag

This Building Block video shows a close-up of an American flag billowing in breeze. The camera pulls out to reveal the shadow of an eagle statue in the foreground.

American Flags

This Building Block video features nine American flags on poles billowing in a strong wind.

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.

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Baboon

In this Building Block video, watch as a big fluffy baboon sits in the tall grass and eats.

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.

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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.

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Backyard Wildlife

Squirrels and chipmunks are just two of the animals you might see. Backyard Wildlife, an original KET video, encourages children to explore the world outside their back door.

Bighorn Sheep

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

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Birds Surround Washington Monument

This Building Block video shows birds flying by the Washington Monument under gray skies, as shot through tree branches hung with lights.

Brooklyn Bridge

This Building Block video features an aerial shot from a helicopter circling over the Brooklyn Bridge and following the span across part of the river. Manhattan Bridge is visible in the background in New York City.

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.

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U.S. Capitol Dome at Night

This Building Block video begins on a long shot of the United States Capitol at night as seen from Pennsylvania Avenue. The camera then zooms in to a medium long shot of the brightly lit dome.

Capitol Fountain

In this Building Block video, an American flag flaps in a strong breeze next to the Capitol Dome. As framed by two plumes of water from the Senate Garage Fountain, this clip first focuses on the fountains, then switches focus to the building and the flag.

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.

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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.

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Changing Views of Pluto

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

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Characteristics of the Sun

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

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Cheetah

In this Building Block video, watch as a cheetah walks through green grass toward the camera, sits down, and looks around.

Close-up of Smoke Stack

In this Building Block video, the camera looks close-up at the top of a smokestack that is releasing exhaust into the clear blue sky.

Clouds

In this Building Block video, observe cumulonimbus clouds as seen from an airplane window.

Coal Factory

In this Building Block video, the camera follows a conveyor belt that carries a black line of coal across barren earth to a factory, which is furnished with cooling towers exhaling steam.

Coyote

This Building Block video shows a close-up shot of a coyote on the hunt as it sniffs the air.

Dam

See an aerial wide shot of Glen Canyon Dam and Lake Powell in Page, Arizona, in this Building Block video.

Desert Tortoise

This video segment from Outdoor Nevada examines threats to the desert tortoise population.

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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.

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DNA Animation

This Building Block video features an animation of a rotating DNA spiral.

DNA Lab

This Building Block video shows a close-up of a lab technician withdrawing a DNA sample from vial, then injecting it into a gel medium.

Domes at Piazza del Popolo

This Building Block video from the Building Big series features the twin domes of the churches at the Piazza del Popolo in Rome. In front of the churches is a lion fountain keeping guard, spewing water from its jaws.

Drilling to Antarctica’s Rock Core

In this video adapted from ANDRILL, find out how geoscientists get through more than a dozen football fields of ice and water in order to study the rock and sediment beneath Antarctica.

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Ducks

In this Building Block video, a mother duck feeds three baby ducks while they swim in a pond.

Dusky Coal

In this Building Block video, a bridge and dark ironwork stand above a dusky pile of coal, starkly contrasting with a train rumbling across a grassy hill in the background.

Earth System: Drought and Air Quality

This video segment adapted from NASA's Goddard Space Flight Center discusses how a drought can have negative effects locally, for example by increasing the number of forest fires, and also globally, for example by impacting air quality thousands of miles away.

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Elephants

This Building Block video shows a medium shot of adult and young elephants grazing in the grass.

Cryobank Storage Unit

This Building Block video shows a lab technician placing a test tube and canister in a cryobank storage unit, and then closing the cover.

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.

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Expedition 8 Crew Talks to Students in Japan

In this video segment adapted from NASA, students in Matsuyama City, Japan, interview Expedition 8 Commander and NASA Science Officer Mike Foale and Flight Engineer Alexander Kaleri about life and work aboard the International Space Station.

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Machine in a Factory

A close-up of a machine punching television circuits into a board can be seen in this Building Block video shot in Huizou, China.

FEMA Offices

In this Building Block video, the camera begins on a close-up of the Department of Homeland Security seal, then pulls back to show the exterior of the FEMA building.

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.

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Steam Engine

This Building Block video begins on a medium shot of a locomotive approaching through smoke in Promontory, Utah. The camera tilts down and the shot brightens to an extreme close-up of the train's wheels as it passes by.

From Seed to Fruit

Children get a glimpse of what happens underground in the life of a cherry tomato plant in this original animated video from KET.

Galaxies

This Building Block video features an animation of a voyage away from the Milky Way galaxy, and past other galaxies, to a view of Virgo supercluster.