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PBS NewsHour

Record ocean heat triggers massive coral reef bleaching

Season 2024 Episode 110 | 6m 00s

Scientists issued a warning due to record-breaking temperatures in 2023 which accelerated the speed of the second-largest mass coral bleaching event across the Atlantic, Pacific and Indian Oceans. Nearly a quarter of all ocean species rely on the reefs. William Brangham discussed the global situation and what’s at stake with Julia Baum, a marine ecologist and coral reefs researcher.

Major corporate funding for the PBS NewsHour is provided by Care.com, Consumer Cellular, and Fidelity. Funding for the PBS NewsHour Weekend is provided by Mutual of America. For a complete list of funders for the PBS NewsHour and PBS NewsHour weekend, click here.
Extras
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PBS NewsHour
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Clip: S2025 E81 | 2:21
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PBS NewsHour
October 17, 2025 - PBS News Hour full episode
October 17, 2025 - PBS News Hour full episode
Episode: S2025 E290 | 57:46
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PBS NewsHour
Brooks and Capehart on Trump commuting Santos' sentence
Brooks and Capehart on Trump commuting George Santos' prison sentence
Clip: S2025 E290 | 10:19
Watch • 6:18
PBS NewsHour
War leaves Gaza’s children with physical and emotional scars
War leaves Gaza’s children with deep physical wounds and lasting trauma
Clip: S2025 E290 | 6:18
Watch • 9:11
PBS NewsHour
Zelenskyy presses Trump for more help from U.S. to end war
Zelenskyy presses Trump for more help from U.S. to end Russia's war on Ukraine
Clip: S2025 E290 | 9:11
Watch • 6:54
PBS NewsHour
Why Trump is giving Argentina a $20 billion bailout
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Clip: S2025 E290 | 6:54
Watch • 5:54
PBS NewsHour
News Wrap: Bolton pleads not guilty to federal charges
News Wrap: Bolton pleads not guilty to charges he mishandled classified information
Clip: S2025 E290 | 5:54
Watch • 7:30
PBS NewsHour
A look at Russell Vought's push to reshape the government
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Clip: S2025 E290 | 7:30
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PBS NewsHour
October 16, 2025 - PBS News Hour full episode
October 16, 2025 - PBS News Hour full episode
Episode: S2025 E289 | 57:46
Watch • 10:20
PBS NewsHour
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Trump weighs land strikes in Venezuela following attacks on suspected drug boats
Clip: S2025 E289 | 10:20
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Watch • 57:46
PBS NewsHour
October 17, 2025 - PBS News Hour full episode
October 17, 2025 - PBS News Hour full episode
Episode: S2025 E290 | 57:46
Watch • 57:46
PBS NewsHour
October 16, 2025 - PBS News Hour full episode
October 16, 2025 - PBS News Hour full episode
Episode: S2025 E289 | 57:46
Watch • 57:46
PBS NewsHour
October 15, 2025 - PBS News Hour full episode
October 15, 2025 - PBS News Hour full episode
Episode: S2025 E288 | 57:46
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PBS NewsHour
October 14, 2025 - PBS News Hour full episode
October 14, 2025 - PBS News Hour full episode
Episode: S2025 E287 | 57:46
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PBS NewsHour
October 13, 2025 - PBS News Hour full episode
October 13, 2025 - PBS News Hour full episode
Episode: S2025 E286 | 57:46
Watch • 26:45
PBS NewsHour
October 12, 2025 - PBS News Weekend full episode
October 12, 2025 - PBS News Weekend full episode
Episode: S2025 E285 | 26:45
Watch • 26:45
PBS NewsHour
October 11, 2025 - PBS News Weekend full episode
October 11, 2025 - PBS News Weekend full episode
Episode: S2025 E284 | 26:45
Watch • 57:46
PBS NewsHour
October 10, 2025 - PBS News Hour full episode
October 10, 2025 - PBS News Hour full episode
Episode: S2025 E283 | 57:46
Watch • 57:46
PBS NewsHour
October 9, 2025 - PBS News Hour full episode
October 9, 2025 - PBS News Hour full episode
Episode: S2025 E282 | 57:46
Watch • 57:46
PBS NewsHour
October 8, 2025 - PBS News Hour full episode
October 8, 2025 - PBS News Hour full episode
Episode: S2025 E281 | 57:46