Scholars independently explore several websites to calculate their ecological footprint. Using their new found knowledge, they answer six short-answer questions and take part in a grand conversation with their peers about how...

Throughout history, the growth of big cities has resulted in the destruction of ecosystems. In the case of Chicago, IL, a grassland that was once home to bison, deer, wolves, and foxes quickly became a booming city of over three million...

"Humans have become a geologic agent comparable to erosion and [volcanic] eruptions ..." Paul J. Crutzen, a Nobel Prize-winning atmospheric chemist. Using Landsat imagery, scholars create a grid showing land use type, such as urban,...

Take a look outside, at the landscape. Explore the world, the features of the earth, the impact of weather on the earth through this resource. Discover weather, climate, glaciation, rivers, and urban development.