U.S.-China climate relations need 'more work,' envoy John Kerry says

Open this photo in gallery: U.S. Special Presidential Envoy for Climate John Kerry shakes hands with his Chinese counterpart Xie Zhenhua before a meeting in Beijing, on July 17.VALERIE VOLCOVICI/Reuters U.S. climate envoy John Kerry said more work was needed this year to reach agreements with China on major climate issues, after three days of talks in Beijing to rebuild trust between the world's two biggest carbon polluters. The two sides agreed climate change was urgent and that they should stick to the global commitment "to keep 1.5 alive," Kerry said, referring to pledges to keep global temperatures from rising…