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The 21st century will most probably be the last one for mankind. First, the threat of nuclear confrontation is imminently present in the Ukraine war, where with escalation, it become global. Second, global warming will make life unbearable. There is no strategically viable way out of the heating up of the planet, as every state cheats. Now, we have 425 ppm. Will evolution start over again when the human species can not survive?
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