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“The view of the blue-green Earth from space reminds us of two inescapable and challenging facts: first, that national boundaries do not exist on Earth, except in the maps and minds of humans; and, second, that Earth is finite and its carrying capacity is limited.” — Ralph Metzner
The view of the blue-green Earth from space reminds us of two inescapable and challenging facts: first, that national boundaries do not exist on Earth, except in the maps and minds of humans; and, second, that Earth is finite and its carrying capacity is limited.