Solar grid
October 29, 2020

While we cannot stop global warming overnight, or even over the next several decades, we can slow the rate and limit the amount of global warming by reducing human emissions of heat-trapping gases and soot. 

Avery Resor and Catherine O'Hare standing on a small boat and checking lines of seaweed pulled up from the water.
July 29, 2019

Looking for a sustainable alternative to harvesting wild seaweed, a small California company partnered with a commercial oyster grower to test-farm native seaweeds. The crop reduced pollution and buffered local ocean acidification.

February 15, 2012

Climate scientist Michael MacCracken explores some of the scientific, legal, and ethical implications of "geo-engineering" options that have been proposed by some people to address global climate change.

October 21, 2009

Carbon dioxide is everywhere: in the air, rising from cracks in the ocean floor, and in your soda can. Now it's showing up in the news! Find out why carbon dioxide is such a hot topic, and why it's going to be around for a long, long time.

This interactive visualization provides information in text, graphic, and video format about renewable energy technologies. Resource in the Student's Guide to Global Climate Change, part of EPA Climate Change Division.

This video is one of a series from the Switch Energy project. It reviews the environmental impacts of various energy resources including fossil fuels, nuclear, and renewables. CO2 emissions as a specific environmental impact are discussed.