A rich collection of highly engaging learning modules on topics related to the natural environment. Covers four main areas - plate tectonics, forms and processes, weather and climate, and rainforest and desert. Within each of these,...

Here's a project that looks at what the weather was like for over a hundred years. The goal of the project is to compare long-term precipitation patterns in different regions of the country. You will work with historical climate data,...

Ozone in the stratosphere protects the earth by absorbing harmful ultraviolet radiation from the sun. However, when ozone occurs in the troposphere, it is harmful to health. In this project you can use data from EPA monitoring stations...