
Droughts and Floods May Level Off until 2050, but Then Watch Out
Strange waves in the jet stream foretell a future full of heat waves and floods

Droughts and Floods May Level Off until 2050, but Then Watch Out
Strange waves in the jet stream foretell a future full of heat waves and floods

Local Flood Forecasting Has Been Dangerously Imprecise—That's About to Change
Scientists are crafting clearer, faster ways to warn of serious damage from flooding


Weak El Niños Like This Year’s May Become Rarer with Warming
The droughts and deluges spurred by the events could be worse even if the El Niño cycle does not change

Teach Science Process over Findings
Seismologist and policy advisor Lucy Jones says science education needs to teach how science works more than just what it finds out.

How Phoenix Is Working to Beat Urban Heat
Global warming and an urban heat island effect pose a major health challenge to the city

How Climate Change May Affect Winter “Weather Whiplash”
Wild swings from pipe-bursting cold to spring-like warmth seem to be on the rise

Trump Touts Infrastructure in State of the Union; Ignores Climate Change
Extreme weather events must be factored into infrastructure upgrades, experts say

Warning Scale Unveiled for Dangerous Rivers in the Sky
Strings of ocean storms called atmospheric rivers flood California and other western coastlines, although sometimes they can be beneficial

World’s “Third Pole” Is Melting Away
Even if ambitious climate targets are met, Himalayan glaciers could lose a third of their volume

Polar Vortex Could Knock Back Invasive Tree-Killers—for a While
Insects like the cold-hardy emerald ash borer could see mass die-offs, but survivors could have hardier offspring

Warming Arctic on Thin Ice
Scientific American collections editor Andrea Gawrylewski talks to managing editor Curtis Brainard about how warming in the Arctic affects us all. And glaciologist Elizabeth Case takes us out near Juneau to study and live on the shifting ice.

Food Shocks Are Causing Hunger to Spike
Extreme weather, armed conflict and mismanagement are ruining swaths of crops