
Why the Southern U.S. Is Prone to December Tornadoes
The ingredients that come together to produce such storms make nighttime tornadoes more common in the region

Why the Southern U.S. Is Prone to December Tornadoes
The ingredients that come together to produce such storms make nighttime tornadoes more common in the region

Rare December Tornado Outbreak Was a ‘Worst-Case Scenario’
The deadly storms are likely to be the 19th billion-dollar disaster to hit the U.S. in 2021


Deadly Indonesia Eruption Was Triggered by Heavy Rains
External influences on volcanoes can make predicting unrest more difficult

Devastating Pacific Northwest Floods Could Carry a Climate Warning
So-called atmospheric rivers could become more intense and drop more rain in the future

Firefighting Robots Go Autonomous
Both independent and remote-controlled machines can save lives

Deaths from Hurricane Ida Expose Flaws in FEMA Flood Maps
The New York City homes where 11 people drowned were in areas marked as low risk for inundation

How Climate Change Helped Fires Cross the Sierra Nevada for the First Time
High, rocky peaks are no longer an insurmountable hurdle for ever fiercer flames fueled by heat and drought

Democrats Seek ‘Historic’ Changes to U.S. Flood Program
Proposed legislation includes funding to redo badly out-of-date flood risk maps

‘Explosive’ Dixie Fire Could Become Biggest in CA History
Extremely dry conditions could help the blaze overtake last year’s August Complex fire as the record holder

Hurricane Ida May Spark Mass Migration
Like Katrina before it, the storm may make living conditions untenable in hard-hit areas

Understanding Pyrocumulonimbi, aka ‘Fire Clouds’
Caused by wildfires, they can trigger lightning, create fire tornadoes and turbocharge winds that accelerate the spread of a conflagration

How Hurricane Ida Got So Big So Fast
An eddy in the Gulf of Mexico and some heavy vapor played key roles