Globe and Mail: Paul Ezekiel travels regularly from his Manhattan office to emerging markets like China and Brazil, prospecting for clean energy projects. Mr. Ezekiel’s bank, Credit Suisse Group, finances more energy projects in the developing world than any other bank, but his far-flung trips bring something different to the table: His group provides financing based on a project’s potential to reduce greenhouse gas emissions. As managing director for energy trading and environmental markets, …