Umair Irfan
Former correspondent
Latest articles by Umair Irfan
The US has been hit with particularly extreme cold snaps this winter. Why?
The Los Angeles fires cast California’s water scarcity into stark view. It’s going to get worse.
“This is not a typical Santa Ana.”
During the hottest year ever, these moments provided a silver lining.
One country offers a glimpse into the future of warming and unrest.
Turns out, it’s surprisingly hard to spend government cash.
Wildfires have turned the Arctic into a net carbon emitter. That’s bad news.
This year’s most important climate meeting just ended. What did it accomplish?
The world’s worst air pollution is getting worse, but there are concrete ways to fix it.
Greenhouse gas emissions are higher than ever as key leaders threaten to walk away from this year’s UN climate talks.