Etiquetas (tags): ciencia

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  1. Arctic scientists discover new global warming threat as melting permafrost releases millions of tons of a gas 20 times more damaging than carbon dioxide
  2. This is the first paper that explicitly melds the two vital issues of global peak oil production and human-induced climate change
  3. Anexo 1 del Decreto que regula el nuevo Bachillerato en España
  4. Union of Concerned Scientists is the leading science-based nonprofit working for a healthy environment and a safer world.

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