The Red Planet's supervolcanic past

摘要

Mars had a Yellowstone all of its own. And like the one lurking under the US national park, it went bang in a series of vast explosions that could have shaped the planet's entire future. The biggest known volcanoes on Mars, like Olympus Mons, coughed up lava slowly. But on Earth, supervolcanoes have been known to release 1000 cubic kilometres of lava andashina single explosive outburst.