...Ceres and Tellus Institute have launched an initiative to create and bring to widespread adoption a single standard for rating the sustainability performance of companies...Such a system…will unleash the full power of ratings to drive sustainability deep into capital, procurement and consumer markets…Founding partners of the new coalition, the Global Initiative for Sustainability Ratings, include leading investors and businesses like TIAA-CREF, the Calvert Group and Bloomberg. [refers to BP, Massey Energy (part of Alpha Natural Resources)]