An unmanned aerial vehicle films vineyards in France. Drones like this one are also being used in Califiornia,as part of a broader "precision farming" movement designed to lower greenhouse gas emissions. Sami Sarkis/Ocean/Corbis hide caption

itoggle caption Sami Sarkis/Ocean/Corbis

These amphipods were discovered by scientists from the University of Aberdeen in waters more than 4 miles deep, north of New Zealand. Similar shrimplike crawlers may lurk at the bottom of the Challenger Deep. Oceanlab/University of Aberdeen/AP hide caption

itoggle caption Oceanlab/University of Aberdeen/AP

Leslie Roeder of New York City cheers outside New York Gov. Andrew Cuomo's office on Wednesday after the state announced a ban on hydraulic fracturing. Andrew Kelly/Reuters/Landov hide caption

itoggle caption Andrew Kelly/Reuters/Landov

Sugar, coffee, fruit juice for babies, oil and salt inside a market subsidized by the government in Havana on July 11, 2013. Enrique De La Osa/Reuters/Landov hide caption

itoggle caption Enrique De La Osa/Reuters/Landov

The King Fire burned 100,000 acres in the Eldorado National Forest in Northern California — 50,000 of those acres in one day. Now the danger is mudslides. Andrew Nixon/Capital Public Radio hide caption

itoggle caption Andrew Nixon/Capital Public Radio

This sea otter, about to eat a crab in the Elkhorn Slough National Estuarine Research Reserve, is cute, sure. But more importantly, it's indirectly combating some harmful effects of agricultural runoff and protecting the underwater ecosystem. Rob Eby/AP hide caption

itoggle caption Rob Eby/AP