Iceland has no shortage of natural dangers – volcanic eruptions, glacial floods, scaldingly hot springs and bitterly cold winters. But it is at least one of the few places on Earth where humans don't ...

Two-fifths of plants at risk of extinction, says report 英国皇家植物园报告：全球五分之二的植物面临灭绝 Episode 201012 / 12 Oct 2020 New estimates suggest that two-fifths of the world’s plants are facing extinction ...