The Global Water Crisis: A Reference Handbook
The Economics of Energy: The Pros and Cons of Geothermal Power
Defining Documents in American History: Environment & Conservation (1791-2015)
Climate Change: Examining the Facts
Water Planet: The Culture, Politics, Economics, and Sustainability of Water on Earth
The Economics of Energy: The Pros and Cons of Wind Power
The Importance of Scientific Theory: The Importance of Evolution Theory
Animal Rights: A Documentary and Reference Guide