Agence France-Presse: The United States and China on Wednesday announced ambitious targets on greenhouse gas emissions as part of a "historic" pact that climate scientists acclaimed but US Republicans denounced as a job-killer.
At a Beijing summit, the leaders of the world's two biggest polluters put their stamp on attempts to breathe new life into action against global warming ahead of international talks in Paris next year.
US President Barack Obama said the joint announcement on the two countries' emissions targets...