Blowing-up asteroid to block out Sun could stop global warming - it's happened before, say scientists - Telegraph.co.uk
Blowing-up asteroid to block out Sun could stop global warming - it's happened before, say scientists Telegraph.co.ukAround half-a-billion years ago, a 93-mile wide asteroid broke up between Jupiter and Mars sending a vast dust cloud...
Around half-a-billion years ago, a 93-mile wide asteroid broke up between Jupiter and Mars sending a vast dust cloud into the Solar System, blocking sunlight ...