"A group of scientists and food activists is launching a campaign Thursday to change the rules that govern seeds. They're releasing 29 new varieties of crops under a new 'open source pledge' that's intended to safeguard the ability of farmers, gardeners, and plant breeders to share those seeds freely. It's inspired by the example of open source software, which is freely available for anyone to use, but cannot legally be converted into anyone's proprietary product."

"Whether or not fracking causes groundwater pollution, people fear the risk enough that property values have dropped for homes with drinking-water wells near shale-gas pads, according to new research."

"The global mining firm Rio Tinto announced Monday that it will divest its 19 percent stake in the controversial Pebble Mine project in Alaska,  donating its shares to two state charities."

As a rising ocean eats away at North Carolina, a GOP legislature that seems to be driven by politics and profit is also washing away hard science.

"Exxon Mobil Corp, the world's largest publicly traded oil company, has agreed to disclose more information about the environmental risks of hydraulic fracturing, the process known as fracking."

"A tax credit for wind-energy production made it after all into a Senate bill that would revive a host of expired breaks for numerous industries."

"When the World Trade Organization ruled this week that China must again start exporting rare earth elements key to manufacturing high tech and defense products, traders and the markets that need the materials rejoiced. But less happy were the Chinese who claim complying will hurt the environment."

"In response to a shareholder resolution, ExxonMobil, the largest U.S. energy company, for the first time has agreed to publish a Carbon Asset Risk report on the company website. The report will show investors how ExxonMobil plans for a future where market forces and climate regulations will make some of its oil and gas reserves unburnable."

"Energy companies have been under increasing pressure from shareholder activists in recent years to warn investors of the risks that stricter limits on carbon emissions would place on their business. On Thursday, a shareholder group said that it had won its biggest prize yet, when Exxon Mobil became the first oil and gas producer to agree to publish that information by the end of the month."