Agence France-Presse: US president Barack Obama said on Wednesday he was optimistic an elusive deal to contain global warming could be forged at an upcoming crunch summit in Paris, and insisted an ambitious deal would boost a flagging world economy.
In a speech to an Asia-Pacific business conference in the Philippines, Obama said there was still a lot of work to do to ensure success at the United Nations summit.
Nevertheless, Im optimistic that we can get an outcome that were all proud of, because we understand...