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 E-Mail IMAGE: Researchers from the US and Canada found evidence in mineral deposits from caves in Canada that permafrost thawing took place as recently as 400,000 years ago, in temperatures not much... view more  Credit: Jeremy Shakun, Boston College Chestnut Hill, Mass. (4/28/2021) -- The vast frozen terrain of Arctic permafrost thawed several times in North America within the past 1 million years when the world's climate was not much warmer than today, researchers from the United States and Canada report in today's edition of Science Advances. Arctic permafrost contains twice as...

Massachusetts Institute of Technology Nearly one quarter of the land in the Northern Hemisphere, amounting to some 9 million square miles, is layered with permafrost – soil, sediment, and rocks that are frozen solid for years at a time. Vast stretches of permafrost can be found in Alaska, Siberia, and the Canadian Arctic, where persistently freezing temperatures have kept carbon, in the form of decayed bits of plants and animals, locked in the ground. Scientists estimate that more than 1,400 gigatons of carbon is trapped in the Earth’s permafrost. As global temperatures climb, and permafr...

Credits: Courtesy of the researchers *Terms of Use: Images for download on the MIT News office website are made available to non-commercial entities, press and the general public under a Creative Commons Attribution Non-Commercial No Derivatives license. You may not alter the images provided, other than to crop them to size. A credit line must be used when reproducing images; if one is not provided below, credit the images to "MIT." Caption: Earth’s permafrost shifted to a more stable state in the last 400,...

Federal investigators' are focused on Matt Gaetz' Bahamas trip in 2018 Sources said Gaetz took the trip with marijuana entrepreneur Dr Jason Pirozzolo  Trip involved 'several' young women Investigated as potential effort to influence the lawmaker  Pirozzolo paid for the travel expenses and female escorts, sources have said Investigators are allegedly looking into whether the escorts were illegally trafficked across state or international lines for the purpose of sex with Gaetz Gaetz introduced medical marijuana legislation in the House  Gaetz has denied allegations against him and prosecut...

The House Ethics Committee announced it is opening an investigation into embattled GOP Rep. Matt Gaetz "The Committee is aware of public allegations that Representative Matt Gaetz may have engaged in sexual misconduct and/or illicit drug use, shared inappropriate images or videos on the House floor, misused state identification records, converted campaign funds to personal use, and/or accepted a bribe, improper gratuity, or impermissible gift, in violation of House Rules, laws, or other standards of conduct," the panel said in a statement announcing it is beginning an investigation to gather ...