California Gov. Gavin Newsom, fresh off a redistricting win, is planning to travel to COP30 in Brazil next week to showcase America's resolve for addressing the climate crisis.

Critics hope for action on climate change, rather than more promises this week at the global UN climate talks.

For three decades now, I have watched Earth warm—not through headlines or politics, but in my own data. Every year, the evidence has become clearer. My colleagues have measured rising CO₂ levels in Antarctic ice cores.

Off Target finds that global warming projections over this century, based on full implementation of Nationally Determined Contributions (NDCs), are now 2.3-2.5°C, compared to 2.6-2.8°C in last year’s report.

Click the downloadable graphic: Extreme Heat Days Boosted by Climate Change The relentless rise in heat-trapping pollution (primarily from burning oil, coal, and natural gas) is making spells of dangerous heat hotter, longer, and more frequent across the ...

China's President Xi Jinping speaks remotely during the "Climate Summit 2025" on the sidelines of the United Nations General Assembly in New York City on Sept. 24. Credit: Charly Triballeau/AFP via Getty Images How Did This State Become the Data Center ...

The organisers of an annual public climate change event have said this year's theme will be "turning environmental ambition into action". Dorset COP is a one-day event, organised by Sustainable Dorset, which is now in its third year and will take place later at The Exchange in Sturminster Newton.

Find out why Gavin Newsom is on TIME's 2025 list of the 100 most influential leaders driving business climate action.