A reconstructed landscape showing the Shalbatana lake on Mars as it may have looked roughly 3.4 billion years ago. AFP/Getty
From The Independent:
If planet Earth becomes too crowded, where else in the solar system could humankind live? Space expert Steven Cutts considers our options.
For decades, the most popular destination for migrants the world over has been the United States. It was in America that the downtrodden and the footloose of this world saw their destiny. But America's ability to accommodate such people has always been finite. Billions of poverty-stricken people today crave the comfort and the affluence of a better world and almost none of them can have it. The increase in global population now exceeds the entire population of the US every five years; if migration is the solution to the problems of mankind then we're going to have to find a different planet.
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