Reuters: Environmentalists on Tuesday welcomed Indonesia’s pledge to substantially cut the growth of its greenhouse gas emissions, saying the promise could help talks on crafting a broader global pact to fight climate change. Indonesia is the world’s third largest greenhouse emitter and steps by big developing nations to curb their emissions of planet-warming greenhouse gases are a key focus of U.N.-led climate talks under way in the Thai capital until Oct 9. Delegates from about 180 …