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Sea Level Rise, Acceleration, and Closure

Guest essay by Rud Istvan Background There is no doubt that interglacials change sea level (SL). And that sea level rise (SLR) can be dramatic on millennial interglacial time scales. That’s what happens when the vast Laurentide ice sheet (among others) melts. But sea level has changed relatively little in the past 7 millennia. We…

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Ooops! Not all 31 scientific societies actually signed the AAAS ‘consensus’ letter

Recursive Lies and “Scientific Consensus” Letters Guest opinion by Ari Halperin The ”Consensus” Letter on Climate Change (06/28/2016), allegedly signed by leaders of 31 scientific organizations and published on the websites of the AAAS, AGU, AMS, and others, was signed only by some of the participating organizations. This is contrary to the letter itself, the…

Rain over California’s Owen’s Valley in early May 2016. The 2015–2016 El Niño, which officially ended in late May, was one of the strongest El Niños on record. Although predicted to bring heavy rainfall to California, new research shows El Niño’s rains were not enough to ease California’s ongoing drought. Credit: Dustin Blakey, CC BY-NC 2.0

New research shows that California’s Sierra Nevada snowpack will likely not recover from the current drought until 2019

By Lauren Lipuma, Contributing Writer, EOS The unprecedented drought that has gripped the Southwest United States has severely depleted the Sierra Nevada snowpack, the major source of water for drinking and farming in California. Researchers and water managers thought this past winter’s monster El Niño would bring enough rainfall to help ease the strain on water…