PBS NewsHour

Why extreme climate scenarios no longer seem so unlikely

Clip: 09/19/2019 | 7m 55s | Video has closed captioning.

The United Nations has called climate change the “defining issue of our time.” But new analyses suggest the planet’s temperature will rise by even more than the UN had estimated -- and that warming creates ever-increasing energy consumption due to the need for more air conditioning. Paul Solman takes an updated look at the extreme risks the globe faces from potential worst-case scenarios.

Aired: 09/19/19

Rating: NR

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