The Carbon Underground Co-Founder’s Letter in The New Yorker

Elizabeth Kolbert, in her article on Christiana Figueres and the urgency for action at the Paris Convention on Climate Change, mentions the need for “negative emissions” (“The Weight of the World,” August 24th). Kolbert writes that CO2 levels are already so grave that the world has to start “sucking CO2out of the air and storing it underground—something no one, at this point, knows how to do.” As the co-founder and chair of the Carbon Underground, I would point out that there is a natural system for this: photosynthesis.

Read the entire letter here.