The search to determine farming on Mars
As soon as upon a time, water flowed throughout the floor of Mars. Waves lapped in opposition to shorelines, sturdy winds gusted and howled, and driving rain fell from thick, cloudy skies. It wasn’t actually so completely different from our personal planet 4 billion years in the past, apart from one essential element—its dimension. Mars is about half the diameter of Earth, and that’s the place issues went fallacious.
The Martian core cooled shortly, quickly leaving the planet with out a magnetic subject. This, in flip, left it weak to the photo voltaic wind, which swept away a lot of its ambiance. And not using a essential defend from the solar’s ultraviolet rays, Mars couldn’t retain its warmth. A number of the oceans evaporated, and the subsurface absorbed the remaining, with solely a little bit of water left behind and frozen at its poles. If ever a blade of grass grew on Mars, these days are over.
However may they start once more? And what wouldn’t it take to develop crops to feed future astronauts on Mars? Learn the total story.
—David W. Brown
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