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.

Accessibility features: Caption

Alaska Tsunami

In this video adapted from Alaska Sea Grant, discover why multiple tsunamis resulted from the Great Alaska Earthquake of 1964.

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.

Accessibility features: Caption

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.

Accessibility features: Caption

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.

Accessibility features: Caption

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

Climate Change Affects Glacial Water Source

Mountain glaciers are an important source of fresh water for the people of Peru. In this video segment produced by ThinkTV, learn how climate change is affecting the quantity and quality of available fresh water produced by glaciers in the Andes.

Accessibility features: Caption

Coastal Geological Processes

This interactive resource adapted from the National Park Service describes the many forces that affect shorelines, including tides, weathering, erosion, and deposition.

Continental Divide: The Breakup of Pangaea

Examine geological evidence found in fossils, rock deposits, and ancient mountains that supports the theory of continental drift in this interactive activity adapted from the Exploratorium.

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

Creating an Island Paradise

In this video segment from Nature, learn the geological process by which the next Hawaiian island will be formed.

Accessibility features: Transcript

The Cumberland Gap Tunnel

This KET video chronicles the incredible engineering effort that built the tunnel through Cumberland Mountain as well as the challenges posed by the geological composition of the area.

Earth as a System

This visualization adapted from NASA maps progressive global changes onto a rotating globe. Earth's atmosphere, hydrosphere, geosphere, and biosphere are shown to be dynamic and interconnected.

Accessibility features: Caption

Earthquakes: The Prehistoric Record

In this video segment adapted from NOVA, a geologist digs a trench along the San Andreas Fault to reveal three thousand years of earthquake history. Information from the layers of sediment may help geologists to predict earthquakes.

Accessibility features: Caption

Earth’s Albedo and Global Warming

In this interactive activity adapted from NASA and the U.S. Geological Survey, learn about Earth's albedo (the ratio of reflected vs. incident solar radiation), how pollution alters albedo, and how ice-albedo feedback may accelerate global warming.

Earth System: Ice and Global Warming

This video segment adapted from NASA's Goddard Space Flight Center explains ice's role in the Earth system, highlighting the delicate balance that could be upset with a continued rise in temperature due to climate change.

Accessibility features: Caption

The Effect of Land Masses on Climate

In this video produced by ThinkTV, explore the effects of land masses on local climate conditions, and learn about regional impacts of land-atmosphere interactions.

Accessibility features: Caption

Erosion and Weathering

Erosion and weathering may be caused by a variety of factors including wind and water. This still collage produced for Teachers' Domain features images of rock, soil, and beach erosion.

Explore Alaska's Volcanoes

In this interactive activity adapted from the University of Alaska, explore four of Alaska's many volcanoes using photographs, computer simulations, and three kinds of satellite images.

The Falls of the Ohio

This video from KET examines one of the largest exposed fossil beds in the world, found at the Falls of the Ohio River, near Louisville, Kentucky.