Global warming

Feeling the heat
India's preparedness to face a warming world hinges on some cool solutions.
From grey to green urea
A pathway to decarbonisation, green growth, and jobs.
The chilling effect
Among scientists and policymakers, there is a sense of urgency to reimagine cooling. Our Cover Story envisions that future.
Technologies to cool the world
Scientists are working on technologies to bring down temperatures — of places and people — sustainably.
Materials that cool sustainably
The hunt is on for materials that can bring temperatures down without using power.