Bloomberg: Enel, Italy’s largest utility, said Monday that it would purchase carbon credits from five energy-efficiency projects undertaken by Wuhan Iron & Steel. The company said in a statement released in Beijing that it would purchase about 150 million, or $232 million, in credits and that the five projects could lead to carbon reductions of 11.45 million tons from 2008 to 2012. Enel, the Italian Ministry of Environment and the Chinese Ministry of Science and Technology will also …