Vegetation sucks up some of the carbon dioxide we pump into the atmosphere, but that process could reverse as global temperatures rise.
Australia has OK'd a coal-export plan that will dredge part of the reef area and then run thousands of coal-laden ships through it.
Scientists have found endocrine-disrupting chemicals in the Colorado River and linked them to the fracking industry.
Developers have figured out that food is more popular than golf, so they're now wrapping housing communities around farmland instead of links.
Voters in a Wisconsin town are trying to throw out the mayor and two city council members who want to allow sand mining in city limits.
It's been more than 20 years since the Montreal Protocol was signed, and scientists say it'll be another 70 years before the ozone layer fully heals.
The oil giant doesn't want to pay a restaurant company more than $8 million for Deepwater Horizon damages, so it's trying to embarrass its boss.
The new law will require food manufacturers to label anything with GMO ingredients -- but it will only take effect if other states follow suit.
Physicist and former climate denier Richard Muller is now gung ho about natural gas, and he thinks you should be too.