For this activity, students read informational text on natural gas and compare it to other fossil fuels for its greenhouse gas emissions and environmental impact. They then prepare a pro or con position on whether natural gas is good...

Examine these graphs from the NOVA/ FRONTLINE Web site to see dramatic increases in the temperature of Earth's surface and greenhouse gases in the atmosphere.

Students are introduced to the concept of energy cycles by learning about the carbon cycle. They will learn how carbon atoms travel through the geological (ancient) carbon cycle and the biological/physical carbon cycle. Students will...

Interactive learning activity examines the global carbon cycle and describes the exchanges of carbon between the Earth's atmosphere, oceans, land and fossil fuels.