There is a continuing increase of methane being released from the Arctic seabed. The reports come from a Russian research vessel that has been making measurements periodically since 2011. The methane is attributed to degradation of underwater permafrost that was left over from the last ice age. Increased levels of atmospheric methane has become a worry in recent years and this particular source, potentially quite large, is one for which there is no known means of control as long as the waters are warming.
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Does human activity affect the strength and likelihood of individual extreme weather events? The American Meteorological Society has just published a collection of scientific papers written about the world’s extreme events of 2015, adding to an annual practice. This link will show you the extent of the work being done toward advancing the science of attribution, and you can even open some papers for a glimpse of what the activity looks like, for an example of what Donald Trump has called a gigantic hoax.
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How the US has reduced CO2 emissions from burning fossil fuels since 2007. Two charts reveal a big part of the story. The dip in petroleum was influenced over several years by the initial rapid rise of biofuels. The much larger decline for coal can largely be attributed to substitution by natural gas, where emissions have grown, and also by the increased use of windpower plus a bit from solar. How will all of these look on a chart ten years from now?
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A bestselling author of science fiction discusses how science relates to climate change. He has a clear preference for making the best use of what we do know, right away, instead of waiting to perfect some great idea that would supposedly take care of things in the future, like a Hail Mary.
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The sad case of flaring off of natural gas from oil wells. This wasteful practice, from 16,000 sites, accounts for a full 1% of global CO2 emissions from fossil fuel burning, plus a lot of black soot. Russia is the worst offender, followed by Iraq, Iran, the US and Venezuela.