Share this postWilliam’s SubstackNotes From an Environmentalist.Copy linkFacebookEmailNotesMoreNotes From an Environmentalist.Wits and Water. Cambridge to use Charles River and Giant Heat Pump to Heat Buildings. William SargentOct 04, 20241Share this postWilliam’s SubstackNotes From an Environmentalist.Copy linkFacebookEmailNotesMore1ShareWilliam’s Substack is a reader-supported publication. To receive new posts and support my work, consider becoming a free or paid subscriber.Subscribe