Paris climate agreement to take effect Nov. 4

The Washington Post - The landmark Paris agreement on climate change will enter into force on Nov. 4, after a coalition of the world’s largest polluters and small island nations threatened by rising seas pushed it past a key threshold on Wednesday.

President Barack Obama hailed the news as "a turning point for our planet," and U.N. Secretary-General Ban Ki-moon called the agreement's strong international support a "testament for the urgency of action." Katharine Hayhoe, a climate scientist at Texas Tech, called it: "A moment of bright hope in the increasingly discouraging landscape of climate science."

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