The engine started, the propeller began spinning, and with a high whine the drone shot into the air—before quickly crashing to the ground. It took a few more tries before the drone flew straight, but when it did, it soared into the azure skies above southern Guyana’s grasslands, and the small crew on the ground cheered. The homemade drone zipped toward a mountain range in the distance, transmitting live video and photos as it flew.

The U.S. and China are leading a push to bring the Paris climate accord into force much faster than even the most optimistic projections – aided by a typographical glitch in the text of the agreement.

Last month marked the hottest March in modern history and the 11th consecutive month in which a monthly global temperature record was broken, the longest such streak in the 137 years of record-keeping, U.S. officials said Tuesday.

The report by the National Oceanic and Atmospheric Administration said the globally averaged temperature over land and ocean surfaces for March 2016 "was the highest for the month of March in the NOAA global temperature dataset record, which dates back to 1880."

By 2025, the Netherlands may only allow electric vehicles on the road. 

A majority of elected officials in the Tweede Kamer, the lower house of Parliament, supported a motion proposed by the Labor Party (PvdA) to ban all diesel and petroleum cars from the Dutch market starting in 2025. If enacted, this proposal would allow existing fossil fuel-powered cars to stay on the road until they died, but when it comes to new sales, only electric cars would be permitted. 

Coral bleaching has been detected in Sydney Harbor for the first time, Australian scientists said Tuesday, blaming the damaging phenomenon also found in the Great Barrier Reef on warming sea-surface temperatures.

The Amazon has it bad, but the Cerrado may have it even worse. After all, at least you’ve actually heard of the Amazon.

Earth's North Pole has never been as stable as it looks on maps, with the planet wobbling slightly as it spins on its axis, and causing the poles to gradually drift.

In May 2009, Ari Friedlaender, an ecologist with Oregon State University’s Marine Mammal Institute, was cruising along the Western Antarctic Peninsula when he encountered something he’d never seen. In Wilhelmina Bay, the water was so thick with humpback whales that “we couldn’t count them fast enough,” he recalls.  

With Ethiopia in the grip of its worst drought in decades, the government has appealed for aid to help the 10 million people living in Africa's second most-populous nation.

A record number of more than 130 countries will sign the landmark agreement to tackle climate change at a ceremony at UN headquarters on 22 April, the United Nations said on Thursday.