geoengineering

Should we use geoengineering to cool the Earth? An interview with David Keith.

Geoengineering is a risky way to blunt the effects of climate change. But climate scientist David Keith says we still need to consider it seriously.

  • Brad Plumer
  • ·
  • Oct 30, 2013

The world’s climate scientists explain how to avoid drastic global warming. It’s not easy.

Humanity can burn less than one-sixth of its known fossil-fuel reserves. That's one upshot of the big new IPCC report.

  • Brad Plumer
  • ·
  • Sep 27, 2013

When geoengineering goes rogue

A California businessman has been seeding the Pacific Ocean with iron in order to trigger plankton blooms. It's a promising scheme to help cool the planet. But there's a catch: he appears to be doing it on his own, possibly illicitly. This raises the unnerving possibility of "rogue geoengineering."

  • Brad Plumer
  • ·
  • Oct 16, 2012