The World's Oceans: Geography, History, and Environment
Let's Find Out! Our Dynamic Earth: Volcanic Processes
Science and Sustainability: Science and Sustainable Water
Transforming Earth's Geography: Famine and Drought
Climate Change: Our Impact on Earth: Weather Patterns
The Push for Social Change: The Environmental Movement
Global Viewpoints: Extreme Weather Events
The Study of Science: Earth Science
Climate Change: An Encyclopedia of Science, Society, and Solutions
The Nile: An Encyclopedia of Geography, History, and Culture
Backyard Biomes: There Are Grasslands in My Backyard!
Big Business: Inside the Gold Industry
The Global Water Crisis: A Reference Handbook
UXL Encyclopedia of Weather and Natural Disasters
The Economics of Energy: The Pros and Cons of Nuclear Power
The Economics of Energy: The Pros and Cons of Algae Biofuel