December 8th, 2011
06:26 PM ET

Why we should all paint our roofs white

Editor’s Note: Vincent Valk is online editor for Chemical Week magazine. This post is part of the Global Innovation Showcase created by the New America Foundation and the Global Public Square.

By Vincent Valk – Special to CNN

Let us suppose, for a moment, that it were somehow possible to remove the greenhouse gas emissions of 300 million automobiles around the world – without actually removing any automobiles.

How would we go about doing this? A massive cash-for-clunkers style program in which everyone gets hybrids? A vehicle-miles-traveled tax? Something involving solar and wind farms?

No – we can paint our roofs white.


Post by:
Topics: Climate • Innovation