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Sec. Ernest Moniz @EnergySecMoniz
The U.S. officially joined the #ParisAgreement just now. Great #EarthDay for the stewardship of our planet. https://t.co/7HfNeuh82j — PolitiTweet.org
Department of State @StateDept
Accompanied by his granddaughter, Secretary @JohnKerry signs #ParisAgreement at @UN this morning #EarthDay https://t.co/7zj1vGADwU