Glaciated Landscape

In this video from Nature, learn about the many different features and effects of glaciers in Ireland.

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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.

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The Grand Canyon: How It Formed

This video segment adapted from NOVA uses animation to present the theory of how the Grand Canyon was formed and features rare footage of a phenomenon known as debris flow.

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The Grand Canyon: The Top Two Rock Layers

This brief video segment adapted from NOVA uses illustrations and the well-preserved footprints of a small reptile to portray the history of the Grand Canyon's top two rock layers.

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How a Dinosaur Became a Fossil

This interactive resource adapted from the Museum of Paleontology at the University of California, Berkeley shows how a dinosaur can be buried under sediment after it dies, become a fossil, and then become exposed and discovered by paleontologists.

How Caves Form

This interactive activity from NOVA Online shows four different ways in which caves are formed: by rainwater, waves, lava, and bacteria.

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.

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How to Build A Road

Geology and weather introduced a variety of unexpected problems when construction crews were building the Alaska Highway. In this interactive activity from the American Experience Web site, see how Army engineers improvised solutions to blaze a trail through the wilderness.

Ice-Core Record of Climate

This video excerpt from NOVA: “Extreme Ice” explores how ice cores reveal a relationship between greenhouse gases and climate.

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Lava Landscapes

Learn how volcanic activity affects the surrounding land in this video from Nature.

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Living With Earthquakes

Students will use some of the modern principles and ideas found in architectural design to create unique structures capable of withstanding the simulated forces of an earthquake.

Making a Seismometer

In this video segment adapted from ZOOM, cast members make a seismometer and experiment with different ways to make it register movement.

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Melting Permafrost

In this video adapted from the International Institute for Sustainable Development, see melting permafrost and hear Alaska Native peoples and Western scientists discuss its impact on Inuit culture and resources.

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Mount Pinatubo: The Aftermath of a Volcanic Eruption

This video segment adapted from NOVA features footage of the aftermath of the 1991 Mt. Pinatubo eruption in the Philippines, including falling ash and mud flows.

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Mount St. Helens

This video segment from IdahoPTV's D4K shows photos of Mount St. Helen's 1980 eruption and what it looks like today.

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Mount St. Helens: Before and After

This multimedia resource produced for Teachers' Domain chronicles the 1980 volcanic eruption of Mount St. Helens. Featured are still images of the devastation, video of the eruption plume, and before-and-after satellite images of the affected region.

Natural Wonders

Many of the interesting landmarks around the world are formed over time by natural processes familiar to us in our everyday lives. This still collage produced for Teachers' Domain features images of a variety of beautiful natural wonders.

Nisqually Glacier at Mount Rainier

Observe the Nisqually Glacier at Mount Rainier in this video segment from NatureScene.

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Observe Sunrise and Sunset

This brief video segment produced for Teachers' Domain features time-lapse video of a sunrise and a sunset.

Organic Farming: Conserving Topsoil

Against the backdrop of the devastating 1930's Dust Bowl, this video segment adapted from Interactive NOVA profiles an organic farmer and the techniques he uses to conserve topsoil.

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