Ecosystem Disturbances and Ecosystem Services. Chapter 3. Ecosystem Disturbances. A large part of environmental science is studying what happens when natural or anthropogenic disturbances occur or predicting what will happen when they do. What is a WATERSHED?.
It is an area of LAND that water flows across or through downstream on its way to a stream, lake or ocean.
The watershed acts like a funnel collecting all the water within an area into a larger waterway.
It is also called a Drainage Basin