For 3rd straight year, no improvement in Earth's projected warming

FILE - A pumpjack operates at dawn in a pasture, Sept. 30, 2024, near Hays, Kan.

For the third straight year, efforts to fight climate change haven't lowered projections for how hot the world is likely to get — and recent developments in China and the United States are likely to slightly worsen the outlook, according to an analysis Thursday.