Menu Close

Extreme weather – Analysis and Comment

Workers attempt to repair a water main break in Jackson, Miss. Joshua Lott/The Washington Post via Getty Images

The South’s aging water infrastructure is getting pounded by climate change – fixing it is also a struggle

Extreme downpours and droughts, both fueled by rising global temperatures, are taking a toll on water infrastructure. Communities trying to manage the threats face three big challenges.
Utilities can turn off power to reduce the risk that their equipment could spark wildfires during extreme weather events. Smith Collection/Gado via Getty Images

Colorado is latest state to try turning off the electrical grid to prevent wildfires − a complex, technical operation pioneered in California

Turning off power is a last-ditch strategy for utilities to reduce the risk that their systems could spark wildfires. In most states, deciding whether to take that step is up to utilities.
Too much fresh water from Greenland’s ice sheet can slow the Atlantic Ocean’s circulation. Paul Souders/Stone via Getty Images

Atlantic Ocean is headed for a tipping point − once melting glaciers shut down the Gulf Stream, we would see extreme climate change within decades, study shows

Scientists now have a better understanding of the risks ahead and a new early warning signal to watch for.
Without home cooling, Phoenix’s weeks with temperatures over 110 F in July 2023 became dangerous. Brandon Bell/Getty Images

Extreme heat is particularly hard on older adults – an aging population and climate change put ever more people at risk

Health and climate change researchers explain the risks and why older adults, even those in northern states, need to pay attention.