On March 28, President Donald Trump signed a new executive order ordering the rollback of a large number of environmental policies put into place by the Obama administration. Rules regulating emissions for power plants, methane leaks, the moratorium on federal coal leasing, and consumer-level carbon emissions, are part of the de-regulation called for in the order. But despite this setback to addressing the issue of greenhouse gas emissions, a coalition of 75 U.S. mayors have told Trump that they plan to defy his regressive policies.
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The continued thawing of Arctic permafrost is causing the accelerated release of previously-trapped methane deposits, as evidenced by both satellite imagery and findings made by field researchers in Siberia. Accumulated after having been produced by biological activity, these methane deposits have been frozen in the permafrost for millennia and are being released as the Arctic steadily warms due to climate change.
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This April, the hunt is on for researchers looking to confirm the continued existence of the presumed-extinct thylacine, better known as the Tasmanian tiger, following recent reports of sightings of the creature. The last known specimen died in captivity in 1936, at the Hobart Zoo in Tasmania. Countless sightings have been reported since, but to date none have been verified.
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The World Meteorological Organization (WMO) has released its "Statement on the State of the Global Climate in 2016", an annual detailed analysis of the state of the world’s climate. The WMO remarked that "The year 2016 made history, with a record global temperature, exceptionally low sea ice, and unabated sea level rise and ocean heat," and that these "Extreme weather and climate conditions have continued into 2017."
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