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Coffee in a mug could help the environment but hurt your diet

By Daniel Cressey of Nature magazine The environmentally friendly version of polythene might not be so friendly after all.

Bacteria and archaea--collectively known as prokaryotes--live pretty much everywhere, dividing happily in places from stomach acid to deep-sea vents. They can thrive in so many different places because their genomes are incredibly flexible: they can alter, lose and duplicate genes almost at will

Medical correspondent Dr.

By Alister Doyle, Environment Correspondent OSLO (Reuters) - U.S. and Russian greenhouse gas emissions fell in 2009, according to data submitted to the United Nations, as economic decline cut the use of fossil fuels

Workers at the stricken Fukushima Daiichi nuclear power plant fighting to keep additional radioactive iodine, cesium, strontium and other harmful elements from being released into the environment are monitored daily for exposure to radiation. The same is true of the police and firefighters scouring the area within 10 kilometers of the plant for missing people. [More]

Some endangered species on the brink of extinction might not be worth saving, according to a new algorithm developed by researchers at the University of Adelaide and James Cook University, both in Australia. Dubbed the SAFE (species' ability to forestall extinction) index, the formula takes current and minimum viable population sizes into account to determine if it is too costly to save a species from extinction

The scientific community is increasingly coming to realize how central self-control is to many important life outcomes. We have always known about the impact of socioeconomic status and IQ, but these are factors that are highly resistant to interventions. In contrast, self-control may be something that we can tap into to make sweeping improvements life outcomes

It might be all-natural, but that joint you're smoking has a serious carbon footprint. Ethonomic Indicator of the Day: Marijuana growth uses 1% of all U.S. energy

Once considered a trend , environmentalism has established itself as permanent and profitable. "Environmental consulting is a mature business now," says Brad Mauer, business development manager for Sovereign Consulting Inc., an environmental consulting firm based in Robbinsville, New Jersey

After we wrote about how many solar panel makers fared badly on The Silicon Valley Toxics Coalition 's 2011 Solar Scorecard , the Solar Energy Industries Association (SEIA) nearly fell over itself to respond, telling us that the solar industry is cleaning up its act--and fast.

Photograph by Benjamin Lowy Opportunity: After fleeing marriage to a Taliban husband, Samiya Amiri found work--and the beginning of a new life--as a renewable-power engineer.

Ethonomic Indicator of the Day: 93% of U.S.

It's a horrible paradox that bad things are generally cheaper: Like Big Macs. Or H&M. Top of this list, of course, is coal power, which is really quite horrible for the planet but is also deliciously cheap to produce

Each day, Inc.'s reporters scour the Web for the most important and interesting news to entrepreneurs. Here's what we found today