climate change

Time check: Examining the Doomsday Clock’s move to 100 seconds to midnight

Enlarge / The Doomsday Clock reads 100 seconds to midnight, a decision made by The Bulletin of Atomic Scientists, during an announcement at the National Press Club in Washington, DC, on January 23, 2020. EVA HAMBACH/AFP via Getty Images Today, the Bulletin of the Atomic Scientists released a statement that the group’s Science and Security …

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Amazon employees say they were threatened for climate change criticism

Sponsored Links JASON REDMOND via Getty Images Two Amazon employees who spoke out against the company’s environmental policies say they were threatened with termination if they continue to violate the company’s external communications policy, The Washington Post reports. In October, the employees, Maren Costa and Jamie Kowalski, told The Washington Post that Amazon contributes to …

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Hurricanes, climate change, and the decline of the Maya

Enlarge NOAA The year is 150 CE. It’s a humid summer day in Muyil, a coastal Mayan settlement nestled in a lush wetland on the Yucatan Peninsula. A salty breeze blows in from the gulf, rippling the turquoise surface of a nearby lagoon. Soon, the sky darkens. Rain churns the water, turning it dark and …

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Heatwaves on multiple continents linked by jet stream tendency

Enlarge / An example of meandering jet stream winds. NASA Summer 2018 saw some notably extreme weather in multiple locations around the Northern Hemisphere. There were heatwaves in the Western United States, Western Europe, the Caspian region through Siberia, and Japan as well. That’s not necessarily interesting on its face, as there’s always weird weather …

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Evaluating the risks of Africans opting for coal power

Enlarge / Image of a solar thermal plant planned for South Africa. US Embassy In most developed economies, carbon emissions have flattened out or are trending downward. More efficient technology, a correspondingly lower demand, and an increasing reliance on renewable energy have been changing these countries’ energy economies. But China provides a cautionary example of …

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Study says climate change is starving the oceans of oxygen

Sponsored Links atese via Getty Images The effect of climate change on oceans is likely more extensive than you think. A study from the International Union for Conservation of Nature (IUCN) indicated that climate change and the ensuing hotter water reduced the amount of oxygen dissolved into oceans by 2 percent between 1960 and 2010. …

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As the Arctic heats up, what’s in store for its food webs?

Enlarge / Arctic sea ice is declining as waters heat up. Allan Hopkins / Flickr The view from Kongsfjorden, Svalbard, is endless snow-covered mountains and glassy, frigid water. You need to travel roughly 400 miles west from the remote Norwegian archipelago to reach the northeast coast of Greenland. Kongsfjorden, home to one of the few …

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Why lightning strikes twice as often over shipping lanes

Enlarge John Fowler / Flickr For all the progress humanity has made since Odysseus had a spot of trouble on a long voyage home, life on the high seas remains a largely joyless affair. Twenty-first-century sailors spend weeks away from home. The hours are long, the pay mediocre, the risk of calamity never quite over …

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Extreme disasters costing more but killing fewer

Enlarge / Hurricane damage in Puerto Rico. Yuisa Rios/FEMA With the warming climate, we should expect a change in weather-related disasters. Fewer cold snaps and stronger heat waves are the obvious issues. But we should also see more intense storms, as a warmer atmosphere can hold more water vapor, while droughts may intensify in areas …

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New gel lets us spread flame retardant before wildfires start

Enlarge / Firefighters from Stockton, Calif., put out flames off of Hidden Valley Rd. while fighting a wildfire, Friday, May 3, 2013 in Hidden Valley, Calif. (AP Photo/Los Angeles Times, Mel Melcon) flickr user: Daria Devyatkina The last few years have seen horrific fire seasons in California, resulting in destruction, deaths, and economic damage. And …

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