Judah Cohen – The Conversation

Boston e grande parte dos Estados Unidos enfrentam uma forte onda de frio em janeiro de 2026: perturbações na corrente de jato atuaram em conjunto para criar condições favoráveis para tempestades e clima extremo Craig F. Walker/The Boston Globe via Getty Images

January 28, 2026

Como o vórtice polar e um oceano mais quente intensificaram a grande tempestade de inverno que atinge os EUA

Mathew Barlow, UMass Lowell and Judah Cohen, Massachusetts Institute of Technology (MIT)

A atmosfera complicada, e temperaturas quentes em um local podem contribuir para tempestades brutalmente frias em outro lugar.

Boston and much of the U.S. faced a cold winter blast in January 2026. Craig F. Walker/The Boston Globe via Getty Images

January 26, 2026

How the polar vortex and warm ocean intensified a major US winter storm

Mathew Barlow, UMass Lowell and Judah Cohen, Massachusetts Institute of Technology (MIT)

The atmosphere is a complicated place. Warm temperatures in one spot can contribute to brutally cold storms somewhere else.

Residents had to be rescued as Hurricane Ida flooded coastal Louisiana in August 2021. Patrick T. Fallon/AFP via Getty Images

January 10, 2022

2021’s biggest climate and weather disasters cost the U.S. $145 billion – here’s what climate science says about them in 5 essential reads

Stacy Morford, The Conversation

A hurricane that wreaked havoc from Louisiana to New York City, the Texas freeze and devastating western wildfires topped NOAA’s list of billion-dollar disasters in 2021.

Temperatures in normally warm Texas plunged into the teens in February 2021, knocking out power for a population unaccustomed to cold, with deadly consequences. Thomas Shea / AFP via Getty Images

September 2, 2021

How Arctic warming can trigger extreme cold waves like the Texas freeze – a new study makes the connection

Mathew Barlow, UMass Lowell and Judah Cohen, Massachusetts Institute of Technology (MIT)

Counter to what you might expect, events like the February cold wave that froze Texas can actually become more likely with global warming.

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