Reuters: Norway favors more international action to slow deforestation in developing nations as the quickest and cheapest way to fight global warming, Prime Minister Jen Stoltenberg said on Friday. He also told Reuters that Norway, the world’s number five oil exporter, was on target to over-achieve its national goal for cutting greenhouse gas emissions until 2012 under the U.N.’s Kyoto Protocol. Norway has promised more cash than any other nation to preserving forests in developing …