The US is requesting talks with China at the World Trade Organization with the objective of ending hundreds of millions of dollars of subsidies China gives to increase wind energy production. The wind power grants are being targeted because Chinese producers are required to use domestic parts to be eligible for the grant, which range from $6.7 million to $22.5 million. In the last 5 years foreign companies' share of the Chinese market has dropped from 79% to 13%, according to Goldman Sachs, with China's efforts to promote Chinese manufacturers. The renewable energy market in China is expected to reach $100 billion by 2020. And wind energy is the fastest growing sector. The effort comes after the US Steelworkers union alleged that China was using import substitution subsidies in violation of WTO rules, in a 5800 page petition. Steelworkers union president, Leo Gerard, says this doesn't address most of the billions of dollars of clean-tech subsidies and other support provided by the Chinese government. Gerard says the goal is not litigation but to put an end to these practices that are trade distorting, and act as a barrier to US exports to China....