Business Green: Growing numbers of firms believe exposure to rising carbon prices will have a significant impact on their business from 2012 onwards when the third phase of the EU emissions trading scheme (ETS) comes into effect, according to a new survey published by credit ratings agency Standard and Poor’s. The survey, which canvassed the views of 513 corporate issuers rated by Standard & Poor’s on their current and anticipated carbon exposure, found that to date European companies’ carbon …