Reuters: A surprise China solar power subsidy will prop up domestic factories and shows how a hunt for jobs is leading climate change diplomacy. Recession is fuelling government support for green collar jobs, which contrasts with slow negotiations on how to split the cost of cutting carbon emissions in U.N.-led climate talks. President Barack Obama has embraced the clean energy sector as a key area of growth for the U.S. economy, in sharp contrast to former president George W. …