Greta Thunberg was born in 2003. In August 2018, she started a school strike for the climate outside the Swedish Parliament that has since spread all over the world and now involves over 1 million schoolchildren. The movement is now called Fridays For Future. Thunberg has spoken at climate rallies across Europe. In December she attended the United Nations COP24 in Katowice, Poland, where she addressed the Secretary-General and made a speech that was shared many million times around the globe....