Greta Thunberg @GretaThunberg
”As the planet warms, the Arctic treeline is accelerating towards the pole, turning the white landscape to green. The trees used to creep forward a few centimetres every year; now they are leaping north at a rate of 40 to 50 metres a year.” https://t.co/s3lRHKYH0E — PolitiTweet.org