Mountain regions around the world are heating up faster than the lands below them, triggering dramatic shifts in snow, rain, ...

Countries are gathering in Brazil at the COP30 summit to take stock of climate change. As in past summits, the negotiations are starting on the back foot: countries already aren't meeting their goals ...

The worldwide effort to mitigate climate change is not going well. Fossil fuels are still burning, temperatures are rising and effects ranging from historic droughts to super-powered hurricanes are ...

The leaders told us how they are facing a warming planet in a world where international collaboration on climate change is fraying. By David Gelles I host the Climate Forward newsletter and live event ...

This year’s U.N. climate summit, COP30, opened with a moment that should have set the tone for a new era. Brazil’s President Luiz Inácio Lula da Silva declared it the “COP of Truth,” rooted in the ...

I was honored a couple of weeks ago to be invited by Charlie Du, president of Columbia University Global Dialogue and founder of the World Salon series and website, to participate as a panelist on a ...

Masoud Akbarzadeh (left), a professor of architecture at the University of Pennsylvania, is working with students to design concrete structures that use as little concrete as possible while remaining ...

For years, discussions about climate change have been dominated by rising temperatures, worsening disasters and steady warnings from scientists. But 2025 delivered notable sparks of progress that have ...

Longer, hotter, drier stretches of fire weather make fires more likely. Climate change is making severe fire weather more common around the world, raising the chances of worsened forest fire seasons, ...