Reuters: Irish renewable energy and waste management company NTR Plc has bought a controlling stake in American wind energy developer Wind Capital Group (WCG) for an investment of $150 million, it said. “NTR has also signed an agreement for the supply of 150 megawatts of GE (GE.N: Quote, Profile, Research) wind turbines on behalf of WCG for delivery in 2010 to accelerate the build out of WCG’s portfolio of development projects,” NTR said in a statement late on …