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Activists trying to block construction of the pipeline report 12 brutal arrests yesterday heading into the second month of the sustained treesit.
Do the holidays have you feeling frazzled? Check out Umbra's guide on how to streamline your life and still enjoy the heck out of it.
President Obama is defying steep political odds to tackle an intractable issue by appealing directly to the American people. The issue? Gun safety. On climate he's still keeping quiet.
When a land trust in Grayslake, Illinois, made a strategic decision in 2005 to include farmland in its list of...
Boosters of natural gas argue that it can serve as a "bridge fuel" between coal and renewables, but a new analysis calls their bluff.
As the EPA gets close to finalizing new soot standards, a look at how this pollution affects our health.
In case you thought too much CO2 was an unalloyed good.
If we want technology to be a force for good, here are a few things we should keep in mind before we weave it into every element of our carbon-zero cities.
A new government report says greens are the No. 1 cause of food-borne illness. Should we all stop eating salad now?