Saturday’s joint declaration by world’s two biggest emitters is vital but not enough to bring agreement into force
The decision by China and the US, the world’s two biggest greenhouse gas emitters, to ratify the landmark Paris accord on climate change heralds a new era of global cooperation on limiting emissions.
Only a few years ago, such a commitment looked like a pipe dream. Today, with the two most powerful nations on board, the United Nations can celebrate a victory on this world-changing issue that has been more than 20 years in the making.
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Source: Guardian Environment