Reuters: Lafarge SA, the world’s top cement maker, plans a wind farm as well as carbon capture and storage in Britain as the energy intensive sector faces an uphill struggle to cut its carbon footprint. France’s Lafarge, which accounts for about a half of cement output in Britain, says it is taking the lead for the industry, with Britain setting an ambitious target of cutting carbon emissions by 2050, in addition to a 20 percent cut by 2020 among EU members. "The 80-percent reduction by …