Climate change could revive medieval megadroughts in US Southwest

Study picks apart factors that caused severe, long-lasting droughts and suggests increased risk for future Earth Institute at Columbia University About a dozen megadroughts struck the American Southwest during the…

Geothermal ocean warming discussion thread

Reposted from Climate Etc. Posted on July 21, 2019 by curryja by Judith Curry “The atmosphere bias of climate science makes it impossible for them to see geological forces and…

Remystifying Climate Feedback

By Joe Born 1. Introduction By presenting actual calculation results from a specific feedback-system example, the plots below will put some graphical meat on the verbal bones of Nick Stokes’…

Why Caution Is Needed With Those Hail Pictures in Mexico

From Forbes A dose of common sense from Marshall Shepherd As I browsed the social media, I saw claims of climate change, “end of times” language, and sheer awe that…

Bitcoin causing CO2 emissions comparable to Hamburg

Hardware and IP addresses analyzed to assess the carbon footprint of the cryptocurrency Technical University of Munich (TUM) The use of Bitcoin causes around 22 megatons in CO2 emissions annually…

Half of 21st Century Warming Due to El Nino

Reposted from Dr Roy Spencer’s Blog May 13th, 2019 by Roy W. Spencer, Ph. D. A major uncertainty in figuring out how much of recent warming has been human-caused is…

SEA LEVEL: Rise and Fall – Part 4 – Getting a Rise Out of Nothing

Guest Essay by Kip Hansen (with help from Steve Case)   Prologue:  I have been writing recently about Sea Level Rise, both as particular local examples (  Guam,  Canton,  Miami,…

Tales of the Adjustocene: Satellite Sea Level Edition

Guest post by David Middleton When the observations don’t match the models, adjust the observations… Satellite snafu masked true sea-level rise for decades Revised tallies confirm that the rate of…

How They airbrushed out the Inconvenient Pause

By Christopher Monckton of Brenchley In November 2015, just before the faithful gathered around their capering, gibbering witch-doctors and shamans in Paris for the New Superstition’s annual festival of thanks…

Do the Adjustments to the Global Land+Ocean Surface Temperature Data Always Decrease the Reported Global Warming Rate?

Guest Post by Bob Tisdale If you’ve read the first two posts in this series you might already believe you know the answer to the title question.  Those two posts…