Transforming Earth's Geography: Famine and Drought
The Push for Social Change: The Environmental Movement
Science and Sustainability: Science and Sustainable Wildlife Habitats
The Science of Renewable Energy
Climate Change: Our Impact on Earth: Weather Patterns
The World's Oceans: Geography, History, and Environment
Let's Find Out! Our Dynamic Earth: Volcanic Processes
Real-World STEM: Global Access to Clean Water
Climate Change: An Encyclopedia of Science, Society, and Solutions
The Study of Science: Earth Science
The Nile: An Encyclopedia of Geography, History, and Culture
Big Business: Inside the Gold Industry
Backyard Biomes: There Are Grasslands in My Backyard!
UXL Encyclopedia of Weather and Natural Disasters
Water Planet: The Culture, Politics, Economics, and Sustainability of Water on Earth
The Economics of Energy: The Pros and Cons of Nuclear Power
Principles of Science: Principles of Astronomy