"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,...

What happens when an animal becomes endangered or extinct? Explore the ways that human influence throughout the environment has threatened the existence of other species with a reading passage. After reading the paragraphs, kids answer...

Educate scholars on pollution—air, water, and land—with a series of lessons that begin with a thorough explanation of each type. Learners then take part in three activities to reinforce the importance of reducing pollution. They...

Through grand conversation, help scholars identify issues that harm the Earth and find solutions on how to solve them. After voting—on what your class deems the most important problem—stretch writing muscles with a problem-solution...