Despite the mountain of evidence to the contrary, despite the work by former chief of the World Bank -- Sir Nicholas Stern -- showing that cutting greenhouse gas emissions and working to limit and tackle climate change makes economic sense, there remain some willfully ignorant folks who persist in framing the global warming debate as though the environment and the economy are mutually exclusive.

Not the biggest banks in America, however.

America's biggest banks recognize that carbon and global warming risks and concerns have to be factored into everything, including what kind of energy projects to invest in. You can get a more detailed understanding of how U.S. banks are thinking about climate change and the environment in this speech by Bank of America boss Ken Lewis.

Share it with your favorite denier for Valentine's Day.