Frequently low-income communities and people of color suffer an unfair burden of our environmental pollution and the many health problems that come from bad air and water quality and toxic exposure. Hurricane Katrina stormed through some of the most toxic, poluted places on our planet, creating, as the Sustainable Energy & Economy Network dubbed it, "toxic gumbo" and making the inequalities and disparities between rich and poor in this part of the world only more starkly obvious.