Despite ongoing negotiations, consensus has not yet been reached on what action will be taken to combat global warming. A number of companies have looked beyond the current stalemate to see the prospect of reducing greenhouse-gas emissions not as a roadblock to growth and innovation but as a unique opportunity to increase profits and productivity. These "cool" companies understand the strategic importance of reducing heat-trapping emissions and have worked to cut their emissions by fifty percent or more. In the process, they have not only reduced their energy bill, but have increased their productivity, sometimes dramatically. In Cool Companies, energy expert Joseph Romm describes the experiences of these remarkable firms, as he presents more than fifty case studies in which bottom line improvements have been achieved by improving processes, increasing energy efficiency, and adopting new technologies. Romm places efforts to reduce emissions in the context of proven corporate...