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About the show Join CNN special correspondent Philippe Cousteau this April for a half-hour show dedicated to the "Business of Green." The corporate world has a key role to play in how we deal with the challenges facing our planet.

At Chevron, we recognize and share the concerns of governments and the public about climate change. The use of fossil fuels to meet the world's energy needs is a contributor to an increase in greenhouse gases (GHGs)-mainly carbon dioxide (CO2) and methane-in the Earth's atmosphere.

This course explores the science of climate change. Students will learn how the climate system works; what factors cause climate to change across different time scales and how those factors interact; how climate has changed in the past; how scientists use models, observations and theory to make predictions about future climate; and the possible consequences of climate change for our planet.

The EPA Climate Change site provides comprehensive information on the issue of climate change and global warming in a way that is accessible and meaningful to all parts of society - communities, individuals, business, states and localities, and governments. The site explains climate change science, U.S.