Greta Thunberg more or less had the last word at the congressional environmental hearing - at least the last meaningful word. California Democratic congresswoman Katie Porter asked the Swedish activist what she should tell her nine-year-old daughter who comes to her fretting that “Earth is on fire and we’re all going to die soon”? That’s like Throwback Thursday for Boomers who grew up amid the Cold War and US-USSR nuclear missile arms race, watching as the adults in charge willfully hurtled towards imminent catastrophe... So Thunberg finished the Earth Day hearing with another strand to her admonish-hope-galvanize proverbial lifeline for...