Its primary purpose is to bring about a more sustainable and equitable biophysical and human environment.

Due to the pressures of population and technology, the biophysical environment is being degraded, sometimes permanently.

The naked term environment can make reference to different concepts, but it is often used as a short form for the biophysical environment.

The biophysical environment can vary in scale from microscopic to global in extent.

Environmental science is the study of the interactions within the biophysical environment.

China has many environmental issues, severely affecting its biophysical environment as well as human health.

This lens down-played interactive factors in the relationship between humans and their biophysical environments.

Thus, the biophysical environment can impose constraints on human activity.

Environmental issues are harmful aspects of human activity on the biophysical environment.

The sub-field is also defined as, "the study of relationships between a population of humans and their biophysical environment".