What's to blame for melting Antarctic ice?

Like a hot beverage melts ice cubes, scientists have determined that warm ocean currents are thinning Antarctic ice.

US air pollution hits 10-year low, report finds

A report by the American Lung Association finds that air pollution has fallen to its lowest levels since the group began collecting data in 2000. The ALA credits the Clean Air Act.

EPA has decided to allow manufacturers to register as suppliers of E15 gasoline, containing 15% ethanol.

The Obama Administration’s continued focus on subsidized “renewable” energy, rather than job and revenue-generating hydrocarbons, takes us closer to promoting or even mandating E15 nationwide - despite its high costs for the environment, meat producers, families and the world’s most malnourished people. My article today presents some of the harsh realities of E15. The folly of E15 anti-hydrocarbon policies - EPA’s E-15 ethanol plan is bad for our pocketbooks, environment and energy policy.

Corn pricing affected by global warming, federal mandates not helping, study finds

Researchers out of Purdue and Stanford University have found evidence that small temperature increases over the next two decades could have a surprisingly drastic impact on the volatility of corn prices. And federal biofuel mandates may make things worse.

With all this natural gas, who needs oil?

It's home-grown, plentiful, and touted as the best way to wean the US off Mideast oil. But there are limits to how far the US can tilt toward a natural gas economy.

Earth Day 2012: How to talk to kids about climate change

Earth Day 2012 is a time  parents might wonder how to talk to kids about climate change and global warming. An interview with the man who wrote the book on it.

Earth Day 2012: Tips to help your family go green this year

Earth Day 2012: A handy list of tips and tricks to help your family go green this year, from gardening to recycling.

Earth Day: Five ways we affect the planet

The late Sen. Gaylord Nelson (D) of Wisconsin organized the first Earth Day in 1970 after the devastating oil spill off the coast of Santa Barbara, Calif. The event started as an environmental teach-in, with some 20 million Americans taking part on college campuses across the United States. Today, 500 million people in 175 countries observe Earth Day on April 22 as a way to celebrate the natural world and raise awareness of the environment.

Genocidal Green Quotes

As Earth Day 2012 occurs on Sunday,  April 22, I offer a selection of quotes from leading figures in the environmental movement that are worth reading so that you can draw your own conclusions.