biggest, most important step we've ever taken
Obama to unveil 'biggest step ever' in climate fight
US President Barack Obama to unveil what he called the "biggest, most important step we've ever taken" to fight climate change on Monday.
August 2, 2015
Obama to unveil 'biggest step ever' in climate fight
US President Barack Obama to unveil what he called the "biggest, most important step we've ever taken" to fight climate change on Monday.
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