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China has closed its Everest base camp to tourists because of a buildup of trash on the world’s tallest mountain. The move comes as the Tibet Autonomous Region Sports Bureau said it had collected 8.4 metric tons (approximately 9.3 U.S.…

Much of the planet’s megafauna is being driven extinct because of the usual causes: habitat loss and rampant poaching for body parts like horns, bones and tusks. But there is another reason large vertebrates are going extinct: people keep on…

More than 40 percent of the world’s insects could go extinct in the next few decades, according to a report that lead author Francisco Sánchez-Bayo told CNN was the first global review of the threats facing the class that makes…

It’s a number that’s been thrown around a lot recently. There’s a danger it will be misunderstood. When I wrote about a report suggesting the pace of decarbonization needs to treble, I also mentioned the recent IPCC report which has…

China has taken a major step toward long-term space exploration. Earlier this month, the Chinese moon probe Chang’e 4 carried a container with cotton, mustard and potato seeds, yeast and fruit fly eggs to the moon’s far side (facing away…

Coastal development and sea level rise are causing the decline of tidal flats along the world’s coastlines, according to research that has mapped the ecosystems for the first time. Scientists from the University of New South Wales (UNSW) and the…

To keep voters and consumers happy, governments around the world spend between $160 billion and $400 billion each year on subsidies for the production and use of coal, oil and gas. The aim, of course, is to keep the prices…