A permafrost coastline is receding dramatically along Alaska's North Slope region. It could be an indicator of far more massive land losses across the Arctic.
A major study claimed the oceans were warming much faster than previously thought. But researchers now say they can't make that claim.
More than 90 percent of global warming ends up in the oceans.
The new research finds that bitcoin's greenhouse gas emissions are already comparable to those of a midsize country.
The worst storm since 1935 has inflicted major damage on a U.S. territory in the Pacific.
Tied for the world's strongest storm of the year, Yutu represents another catastrophic strike to a possession of the United States.
Some 40 sites, including Greek, Roman, Phoenician and other archaeological sites, are already at risk, the research finds.
The established scientific view is that the majority of warming is caused by humans.
As one CEO put it: “We need to future-proof ourselves.”
A 4-mile-long break was recently caught on video at one of Greenland's biggest glaciers.