Journal Nature Refutes PIK’s Fantasy-Rich Science That A Warmer Arctic Causes Extreme Cold Snaps

The polar vortex theory takes a beating: The claim a warm Arctic is behind the brutally cold winter conditions at the mid latitudes is shown by a Nature study to…

Snowmageddon warnings in North America come from tropics more than Arctic stratosphere

First ever study of how North America’s four main weather regimes are affected by polar vortex strength University of Reading The four US weather regimes (clockwise from top left): Pacific…

Disrupting the Theory on PV and Global Warming

Disrupting the Theory on PV and Global Warming February 4, 2019 Guest post by Bob Vislocky From the “where theory doesn’t agree with the numbers” camp comes this Washington Post…

If the Polar Vortex is due to Global Warming, Why are U.S. Cold Waves Decreasing?

From Dr Roy Spencer January 31st, 2019 by Roy W. Spencer, Ph. D. It’s much easier to devise and promote a climate change theory than it is to falsify it.…

Elizabeth Warren Uses Coldest ‘Polar Vortex’ In Decades To Call For ‘Green New Deal’ To Fight Global Warming

From The Daily Caller Michael Bastasch | Energy Editor Massachusetts Sen. Elizabeth Warren used the bitter cold sweeping the Midwest and Northeast to announce her full-throated support for a “Green…

‘Polar Vortex’ Will Have Nearly 90 Percent Of US Below-Freezing

4:54 PM 01/28/2019 | Energy Michael Bastasch | Energy Editor Nearly 90 percent of the continental U.S. will experience below-freezing temperatures over the next five days as Arctic air moves…

The White House gets a case of Mann-Tijander syndrome

WUWT readers may recall: Upside-Side Down Mann and the “peerreviewedliterature” at Climate Audit. Steve McIntyre wrote then: “…there isn’t a shred of doubt that Mann et al 2008 used these proxies…

Holdren Is Wrong – Cold Winters Are Not Getting More Common

By Paul Homewood As WUWT points out, John Holdren is one of many who have tried to link the cold winter in the USA this year to global warming. In…

The Holdren 'cherry blossom vortex', Information Quality Act, and U.S. weather history

CEI is taking John Holdren to task over his “polar vortex” video. In a post today at globalwarming.org we have this: DC’s cherry trees hit their official peak blossom date…

NASA on 'the big chill' this winter: 'In some places temperatures were 40°F colder than average'

Blistering cold air from the Arctic plunged southward this winter, breaking U.S. temperature records.  A persistent pattern of winds spins high above the Arctic in winter. The winds, known as…

Mysterious new man-made gases pose threat to ozone layer…

Image Credits: NOAA – National Weather Service – Climate Prediction Center By WUWT Regular “Just The Facts” On the heels of Andrew Dessler’s Ozone Hole tweet, we have from the…

Finally A Real Scientific Consensus – Everyone Agrees That The Recent Displaced Polar Vortex Wasn't Caused By Global Warming

Image Credits: Soft Pixel – clker.com – Cagel.com By WUWT Regular “Just The Facts” For anyone who was witness to the absurdity of the recent warming makes it cold meme,…

When Does A Displaced Polar Vortex Become A Split Vortex?

By WUWT Regular “Just The Facts” As discussed last week, the Northern Stratospheric Polar Vortex appears to have been displaced in January and now it appears to be splitting into…

A Displaced Polar Vortex and Its Causes

By WUWT Regular “Just The Facts” If you aren’t familiar with Stratospheric Polar Vortexes, you can get acquainted here, here and here. “A strong link exists between stratospheric variability and…

Introducing The New WUWT Northern Polar Vortex Page – With Explanation and Observations

By WUWT Regular “Just The Facts” We are pleased to introduce WUWT’s newest addition, the WUWT Northern Polar Vortex Reference Page. We would like to dedicate this page to NBC…

A Sober Look At The Northern Polar Vortex

Image Credit NASA – Polar Vortex on Venus WUWT Regular “Just The Facts” Currently there is a lot of media hype about the Polar Vortex over North America, but little…