Up Next
Back to Show
PBS News Hour
What's at stake if the world doesn't act on climate change
In his remarks to global leaders, President Joe Biden said climate change is "ravaging the world" — a message that is likely to be repeated at the U.N. summit on climate change. World leaders, researchers and activists all say we are at a tipping point to reduce emissions. But getting commitments that translate to real change is no small lift. William Brangham reports on the stakes of the summit.
Support Provided By
57:46
August 29, 2025 - PBS News Hour full episode
57:46
August 28, 2025 - PBS News Hour full episode
57:46
August 27, 2025 - PBS News Hour full episode
57:46
August 26, 2025 - PBS News Hour full episode
57:46
August 25, 2025 - PBS News Hour full episode
26:45
August 24, 2025 - PBS News Weekend full episode
26:45
August 23, 2025 - PBS News Weekend full episode
57:46
August 22, 2025 - PBS News Hour full episode
57:46
August 21, 2025 - PBS News Hour full episode
57:46
August 20, 2025 - PBS News Hour full episode
57:46
August 19, 2025 - PBS News Hour full episode
57:46
August 18, 2025 - PBS News Hour full episode