Items Tagged as "Ecology"

Acid Mine Drainage Remediation

Subjects: Ecology, 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 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 from the mine and preventing damage to a creek downstream.

Acid Mine Drainage and Precipitates

Subjects: Ecology, 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 video, environmental scientists measure the pH of water to detect acid mine drainage.

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.

An Alaska Native Community Helps Seals

Summary:
In this video segment from First Alaskans Institute, learn about northern fur seals (laaqudan), their importance to the Alaska Native diet, and how the community of St. Paul Island participates in their conservation and protection.

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.

Losing Permafrost in Alaska

Subjects: Ecology, 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 adapted from Spanner Films describes the effects of changes to permafrost, the frozen layer of soil and ice that underlies much of Alaska, caused by a warming climate.

Coal Factory

Summary:
In this Building Block video, the camera follows a conveyor belt that carries a black line of coal.

Living from the Land and Sea

Summary:
This video adapted from the Alaska Native Heritage Center focuses on the cycle of seasons that guides the traditional Alaska Native subsistence way of life.

Chemical Plants with Smokestacks

Summary:
In this Building Block video, the camera pans across smokestacks spewing smoke from oil refineries and chemical plants along River Road in Convent, Louisiana.


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