NSES Content Standard C  Life Science: Organisms and their environments   Grades K-4, page 129   Humans depend on their natural and constructed environment. Humans change environments in ways that can either be beneficial or detrimental for themselves and other organisms.

 
Benchmark 3C The Nature of Technology: Issues in Technology
Grades 3-5, page 54
Because of their ability to invent tools and processes, people have an enormous effect on the lives of other living things.

Benchmark 4C The Physical Setting: Processes that Shape the Earth
Grades 6-8, page 73
Human activities, such as reducing the amount of forest cover, increasing the amount and variety of chemicals released into the atmosphere, and intensive farming, have changed the earth's land, oceans, and atmosphere. Some of these changes have decreased the capacity of the environment to support some life forms.