Wednesday, December 9, 2015
Global carbon dioxide emissions may be dropping ever so slightly this year, spurred by a dramatic plunge in Chinese pollution, according to a surprising new study released Monday.
The soft murmur of water trickling from a glacier in the Peruvian Andes into the pale blue lake below is broken by the roar of a chunk of ice breaking off.
The stench of clogged toilets fills the air at the U.S. capital's wastewater treatment facility. And for good reason -- it's one of the world's largest projects to transform human waste into electricity.
Tuesday, December 8, 2015
Tashka Yawanawa's Amazonian tribe lived on the plains along the Gregorio River for millennia -- until a wall of flood water last year forced them to flee their homes for good.
Monday, December 7, 2015
The sight of thousands of whales surfacing, jumping and playing off the coast of South America as they migrate toward their breeding grounds is one of nature's most majestic displays.
Tree by tree, more than a dozen African governments pledged to restore the continent's natural forests at the United Nations climate talks on Sunday.
For years this port city on the edge of the Baltic has been considered one of the greenest in Europe. Now Helsinki wants to go a step further and make cars unnecessary by 2050.
Diplomats crafting the blueprint for a worldwide climate rescue deal tendered their 48-page offering Saturday, concluding a bitter four-year haggle that seemed often to teeter on the brink of collapse.
Sunday, December 6, 2015
It's the option climate negotiators here are loath to talk about.
Nicolas Denieul plants his spade in the ground and turns over a clod of soil to reveal a mass of earthworms seething around plant roots -- fat ones and thin ones, delicate translucent violet and dark brown.