From the article: > Marc Shapiro, the head of contrails at Breakthrough Energy, calls reducing contrails the “highest-leverage climate opportunity that we know

From the article: > Marc Shapiro, the head of contrails at Breakthrough Energy, calls reducing contrails the “highest-leverage climate opportunity that we know of,” the equivalent of removing carbon from the atmosphere at a cost of 10 dollars per ton or less. ... > It’s not yet clear how this service will be deployed commercially. Google and Breakthrough view it as research underlying their commitments to reducing carbon footprints.