Brian Thomas is a writer with extensive knowledge of renewable energy, the capital markets, and climate change. He has been working as a sustainability consultant since 2006. His clients include Merrill Lynch, the city of Chicago, the city of New York, Swiss Re, PricewaterhouseCoopers, Good Energies, Cofra Holding, the Climate Group, and others. He also publishes a blog about climate change adaptation called Carbon Based (http://carbon-based-ghg.blogspot.com/), with over a half a million unique visitors. His articles have appeared in a number of venues in the United States and Canada.