Global

08/06/25
Author: 
Bridget Stringer-Holden
Geophysicist Ralph Keeling in his lab at Scripps Institution of Oceanography at University of California San Diego, where carbon dioxide levels are tested. ( Scripps Institution of Oceanography at UC San Diego)

Jun. 7, 2025

The CO2 concentration at the Mauna Loa observatory in Hawaii has passed 430 parts per million

When man first walked on the moon, the carbon dioxide concentration in Earth's atmosphere was 325 parts per million (ppm).

By 9/11, it was 369 ppm, and when COVID-19 shut down normal life in 2020, it had shot up to 414 parts ppm.

This week, our planet hit the highest levels ever directly recorded: 430 parts per million.

29/05/25
Author: 
Pocharapon Neammanee
Jared Kaplan, co-founder and chief scientific officer of Anthropic, said scientists "can't rule" out that the company's latest AI model is "risky."  Chris J. Ratcliffe/Bloomberg via Getty Images

May 24, 2025

Amazon-Backed AI Model Would Try To Blackmail Engineers Who Threatened To Take It Offline

In tests, Anthropic's Claude Opus 4 would resort to "extremely harmful actions" to preserve its own existence, a safety report revealed.

The company behind an Amazon-backed AI model revealed a number of concerning findings from its testing process, including that the AI would blackmail engineers who threatened to shut it down.

25/05/25
Author: 
Thomas B. Edsall
Haiyun Jiang for The New York Times

May 20, 2025

25 May 25

One thing stands out amid all the chaos, corruption and disorder: the wanton destructiveness of the Trump presidency.

The targets of President Trump’s assaults include the law, higher education, medical research, ethical standards, America’s foreign alliances, free speech, the civil service, religion, the media and much more.

20/05/25
Author: 
We Don't Have Time
May, 2025
 
 
WMO confirms 2024 as warmest year on record at about 1.55°C above pre-industrial level

WMO confirms 2024 as warmest year on record at about 1.55°C above pre-industrial level

13/05/25
Author: 
Grand Chief Stewart Phillip, Dr. Melissa Lem, Kai Nagata, Emiko Newman, Tracey Saxby, Kiki Wood
Piping on the top of a receiving platform for the Coastal GasLink natural gas pipeline terminus at the LNG Canada export terminal in Kitimat. DARRYL DYCK, THE CANADIAN PRESS
May 12, 2025

For years, B.C. has called itself a climate leader. Now, the provincial climate plan is a shambles.

27/04/25
Author: 
Mark Hertsgaard and Kyle Pope
People march as they take part in a strike to demand action on the global climate crisis on 20 September 2019 in New York City. Photograph: Spencer Platt/Getty Images
Apr. 23, 2025

About 89% of the public want their governments to do more to tackle the climate crisis – but don’t know they’re the majority

  • The Guardian is joining forces with dozens of newsrooms around the world to launch the 89% Project – and highlight the fact that the vast majority of the world’s population wants climate action. Read more

Pages

Subscribe to RSS - Global