Today’s Key Takeaways: Biden calls energy crisis “incredible transition.” Exxon to face climate change lawsuit in MA. Ancient mine in WY used by humans to produce red ocher 13,000 years ago. HI boasts most solar per person. Vegas bets on liquid hydrogen. NEWS OF THE DAY: Chart: Which 12 US cities outshine the rest in solar energy?Maria Virginia Olano, Canary … read more