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Despite Dominance of Syria Debate, Environmental Policies Make Headway

Disagreements over the Syrian chemical weapons crisis didn’t stop leaders from reaching a consensus to phase down production and consumption of refrigerant greenhouse gases and phase out inefficient fossil fuel subsidies at the G-20 Summit in Russia. The world’s top greenhouse gas emitters—the U.S. and China—agreed to set up a contact group to explore specific issues related to…

Old Growth Rainforest—What Still Stands is More Valuable Than Ever

No matter where I have traveled in the world, I have found that the many of the larger stretches of primeval forests can only be reached by logging roads. Consider the old growth stands of Sitka spruce and red cedar in the Carmanah Valley, on a remote part of southeast Vancouver Island.  Canada’s tallest tree,…

The Greenest Ways to Get Around

Note: In response to reader feedback on this post, the makers of the infographic below updated it and resent us a copy, so we reposted it at 2:52 PM on May 7, 2013. The infographic was not created by National Geographic. You’ve probably heard by now that how you get around has a big impact…

New Pictures of Auroras — on Saturn!

As if having the most impressive rings in the solar system isn’t enough, Saturn also boasts some of the shiniest “footwear”—just check out new shots of the planet’s southern auroras: —Image courtesy NASA/JPL/University of Arizona/University of Leicester This quartet of candy-colored pictures comes from NASA’s Cassini orbiter, which carries a nifty tool that can collect…