List at least three ways, as a consumer, you can help reduce negative environmental impacts from the things you buy. VERY URGENT

USE COMPLETE SENTENCES

What is thought to have caused the mass extinction at the end of the cretaceous period?

The diagram shows the layers of earth. convection currents in which region influence the movement of tectonic plates

Acell in the human nervous system whose primary function is to form myelin and the blood-brain barrier, respond to injury, remove debris, and enhance learning and memory is called a(n) cell.