David M. Hart

@profdavidhart.bsky.social

907 Followers 146 Following

Senior fellow for climate & energy, Council on Foreign Relations; sole proprietor, Hart Policy Advisors; clean energy and climate-tech innovation policy nerd; White House OSTP alum; professor emeritus, GMU Schar School.

Electricity as a share of final energy in China overtakes that of US and Germany between 2000 and 2025. China's exports of batteries, EVs, and solar PV rise dramatically between 2018 and 2025.

Bar chart with no growth in high-quality patents worldwide from 2015 to 2019

Countries ranked first to 39th on the global energy innovation index