The five biggest threats to human existence

In the daily hubbub of current "crises" facing humanity, we forget about the many generations we hope are yet to come. Not those who will live 200 years from now, but 1,000 or 10,000 years from now. I use the word "hope" ...

CITES votes to protect endangered mako sharks

A proposal to strengthen protection for mako sharks, hunted for their meat and fins, was adopted Sunday by 102 countries at the CITES global wildlife trade summit.

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