The year the world woke up to the climate emergency
Spurred on by Swedish wunderkind Greta Thunberg — virtually unknown outside of her homeland a year ago but now a global star nominated for a Nobel prize — millions of young people took part in weekly demonstrations demanding climate action. Although scientists have warned for decades about the risk to humanity and Earth posed by unfettered burning of fossil fuels, in 2019 — set to be the second…