The U.N.'s top climate negotiator, Christiana Figueres, a Costa Rican, told Reddit users Wednesday that she's optimistic for success at the upcoming Paris climate talks, but frustrated with the pace of progress. She also praised Costa Rica for "its extremely clean energy generation."
Pollution, industrial fishing and climate change have killed off half of marine life in the last four decades, according to a WWF report released Wednesday. A quarter of shark and ray species face extinction, largely due to overfishing.
A turtle researcher recently posted a video on YouTube of her colleague removing a plastic drinking straw from the nostril of an olive ridley sea turtle off the Pacific coast of Costa Rica. The woman has started a GoFundMe campaign to develop first aid kits for sea turtles in distress.
"Most of the ocean is cold and dark. Most of what is known about the ocean is in that upper 1,000 feet or so. You look at a spot on the map and if you only know what’s at the surface you don’t really know what’s going on, any more than you would know about New York City if you just looked at the tops of the buildings," said world-renowned oceanographer and explorer Sylvia Earle.
A major new study of the world's oceans has reached a shocking conclusion: Thanks to humans, there are now over 5 trillion pieces of plastic, weighing more than 250,000 tons, floating in water around the world.