Abundance of certain elements in Earth dictate whether plate tectonics can happen

20 julio 2015

Planet Earth is situated in what astronomers call the Goldilocks Zone — a sweet spot in a solar system where a planet’s surface temperature is neither too hot nor too cold. An ideal distance from a home star — in Earth’s case, the sun — this habitable zone, as it is also known, creates optimal conditions that prevent water from freezing and generating a global icehouse or evaporating into space and creating a runaway greenhouse.img src=»http://feeds.feedburner.com/~r/sciencedaily/~4/rtBbK6Iwr_c» height=»1″ width=»1″ alt=»»/