carbon dioxide removal Archives - State of the Planet

Can Removing Carbon From the Atmosphere Save Us from Climate Catastrophe?

The Intergovernmental Panel on Climate Change says that limiting global warming to 1.5˚C will require removing CO2 from the atmosphere. How feasible is this?

by |November 27, 2018

Photo Essay: High Desert, Deep Earth

In the Arabian peninsula nation of Oman, geologists are studying the Hajar mountains–a range containing rocks that have been thrust up from the deep earth. Accessible to humans in only a few places on earth, these kinds of rocks offer clues to the planet’s deep history–and possible ways that natural processes may be harnessed to combat modern climate change.

by |July 8, 2013

The Double-Edged Sword of Geoengineering

Shooting sulfur particles into the stratosphere to reflect the sun? Dumping iron into the ocean to boost the absorption of carbon dioxide? Could these far-fetched and dangerous-sounding schemes—geoengineering—help avert potentially catastrophic effects of climate change, or would they exacerbate conditions on our ever warming planet?

by |May 1, 2012