Items Tagged as "earth science"

Global Warming: Carbon Dioxide and the Greenhouse Effect

Summary:
This video segment adapted from NOVA/FRONTLINE demonstrates carbon dioxide's role in the greenhouse effect and explains how increasing concentrations of this gas in the atmosphere may be contributing to global warming.

Arctic Sea Ice Satellite Observations

Subjects: Earth Sciences, Science
Language: English
Grade Level: Gr. 6 | Age 12, Gr. 7 | Age 13, Gr. 8 | Age 14, Gr. 9 | Age 15, Gr. 10 | Age 16, Gr. 11 | Age 17, Gr. 12 | Age 18
Posted: Jun. 27, 2011   Posted by: Teachers Domain
Summary:
In this interactive activity produced for Teachers' Domain, learn how Arctic sea ice has changed over the past 25 years in terms of maximum winter extent, concentration, and the timing of breakup each spring.

Nisqually Glacier at Mount Rainier

Subjects: Earth Sciences, Science
Language: English
Grade Level: Gr. 3 | Age 9, Gr. 4 | Age 10, Gr. 5 | Age 11, Gr. 6 | Age 12, Gr. 7 | Age 13, Gr. 8 | Age 14
Posted: Jun. 27, 2011   Posted by: Teachers Domain
Summary:
Observe the Nisqually Glacier at Mount Rainier in this video segment from NatureScene.

Solar Power

Summary:
In this video segment from Vegas PBS, visit the largest solar power system installed in the U.S. (as of 2009), at Nellis Air Force Base in Nevada.

Acid Lake

Subjects: Earth Sciences, Science
Language: English
Grade Level: Gr. 3 | Age 9, Gr. 4 | Age 10, Gr. 5 | Age 11, Gr. 6 | Age 12, Gr. 7 | Age 13, Gr. 8 | Age 14
Posted: Jun. 27, 2011   Posted by: Teachers Domain
Summary:
Add acidity to a healthy lake and see what happens to the plants and animals in this interactive activity adapted from EcoKids.

Mycoremediation

Subjects: Biology, Ecology, Science
Language: English
Grade Level: Gr. 6 | Age 12, Gr. 7 | Age 13, Gr. 8 | Age 14, Gr. 9 | Age 15, Gr. 10 | Age 16, Gr. 11 | Age 17, Gr. 12 | Age 18
Posted: Jun. 27, 2011   Posted by: Teachers Domain
Summary:
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.

Geothermal Power

Summary:
In this video segment from Vegas PBS, visit a construction site where a geothermal heat pump system is being installed to provide a new building with an energy-efficient way to meet its heating and cooling needs.

Iceshelf

Summary:
In this Building Block video, the camera moves past a long glacial ice shelf in Antarctica with Mt. Erebus in background.

Earth's Cryosphere: The Arctic

Subjects: Earth Sciences, Science
Language: English
Grade Level: Gr. 6 | Age 12, Gr. 7 | Age 13, Gr. 8 | Age 14, Gr. 9 | Age 15, Gr. 10 | Age 16, Gr. 11 | Age 17, Gr. 12 | Age 18
Posted: Jun. 27, 2011   Posted by: Teachers Domain
Summary:
This video segment adapted from NASA investigates the cryosphere's role in North America, the extent of permafrost in the northern hemisphere, and how the polar regions play a role in regulating global climate.

Geology of Death Valley

Subjects: Earth Sciences, Science
Language: English
Grade Level: Gr. 3 | Age 9, Gr. 4 | Age 10, Gr. 5 | Age 11, Gr. 6 | Age 12, Gr. 7 | Age 13, Gr. 8 | Age 14
Posted: Jun. 27, 2011   Posted by: Teachers Domain
Summary:
This video segment from NatureScene examines the landforms of Death Valley and how they came to be.


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