Concentration of CO2 in the Atmosphere

Global Warming Has Accelerated

by James Hansen and Pushker Kharecha

Here we make available “Global Warming Has Accelerated,” including the Supplementary Material (SM), in one document and the webinar discussing the paper.

The SM shows that the rate of freshwater injection on the North Atlantic Ocean assumed in “Ice Melt, Sea Level Rise, and Superstorms” was realistic, averaged over […]

UK Electricity Reached a Record 58% From Low-Carbon Sources in 2024

The UK phases out the use of coal for electricity production. The generation of power from renewable sources has more than doubled in the last decade. (cato.org)

Cristen Hemingway Jaynes

Electricity in the United Kingdom was the cleanest ever in 2024, with solar and wind generating all-time highs, a new analysis […]

New York Joins Vermont with Climate Change Superfund Bill Firing

“A Shot Heard Round the World” Polluters to Help Pay for State’s Adaptation Measures

Martin Wahl

On December 26, 2024, New York Governor Hochul signed into law S.2129-B/A.3351-B, the Climate Change Superfund Act establishing a Climate Change Adaptation Cost Recovery Program to be funded by companies most responsible for pollution-caused climate change. Funds are to […]

Tackling Climate Change “The New Hampshire Way”

Is New Hampshire the Donut Hole of Climate Ambition (Courtesy images)

John Gage, Katharine Gage

While neighboring states are moving ahead with offshore energy plans, solar panel and EV charging station deployments, energy efficiency investments, and climate ambitions, New Hampshire is falling behind. As a result, the state has become known as the […]

World to Breach Warming Limit

What’s This Costing Us ($)?

AdobeStock 1046690304

Martin Wahl

Well, Earth, we did it! Scientists have determined that 2024 likely exceeded the 1.5-degree Celsius (2.7 degree Fahrenheit) limit set for global warming above the average temperature between 1880 and 1900 at the 2015 Paris Agreement. While this breach is a landmark, it doesn’t […]

Where Are You Safe From Wildfires and Other Climate Disasters?

Palisades fire, as seen from a rooftop in downtown Los Angeles on January 7. The fire only got worse over the next week, and it’s not done yet. (Toastt21, CC-BY-SA 4.0, Wikimedia Commons).

George Harvey and N.R. Mallery

Sometimes, as I read a story in the news, I can just picture […]

Union of Concerned Scientists, January 14:

COP29 and What’s Next for Int’l Climate Policy Register

This past November, world leaders gathered at the United Nations annual climate talks (COP29) with the main goal of securing an ambitious climate finance agreement, alongside reaffirming that nations will take meaningful steps to cut emissions and transition away from fossil fuels as was agreed […]

Something Our Readers Should Know About

This came in by email on January 1.

Official Statement from Allison Fajans-Turner, Bank Engagement and Policy Lead, Rainforest Action Network:

“America’s largest banks are making a New Year’s resolution to turn back on their climate promises, disgracefully ending 2024 — a year marred by continued bank funding for fossil fuel expansion and […]

Up and Down the Ballot, Future of Our Country’s Health, Prosperity and Climate Security is at Risk.

Carl Pope

This article earlier published in Sheekeydaily

The election is well under-way and there’s a lot at stake – gun-safety, health care insurance, fiscal responsibility, and the safety of the air, water and climate that supports us. It’s not just the vital Presidential race, which is getting so much attention, […]

Talk Climate with Candidates

John Gage

This year’s presidential election is the last one that matters for the goal of holding global warming to +1.5˚C above pre-industrial levels. Limits determined by physics will be breached if the U.S. and the world fail to make significant policy changes before the next U.S. presidential election. We cannot undo this […]