In announcing a $35 billion program to bring inexpensive solar power to some 300 million Africans, officials left out two words: climate change.

Tourism, fisheries, real estate and countless natural benefits rely on the integrity of the waters off the coast of ...

Throughout its long history, Earth has warmed and cooled time and again. Climate has changed when the planet received more or less sunlight due to subtle shifts in its orbit, as the atmosphere or ...

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