Exam 3 #09

UIC BioS 101 Nyberg

9

Events impact communities

• Flooding, drought, fire and temperature extremes are part of the natural world.

• The frequency and intensity of these events are called the ‘disturbance regime’.

• Events and actions of humans harm some species and benefit others.

Speaker Notes:

9

Dams on the Colorado river have ‘disturbed’ the normal course of events and made it tough for some species that were adapted to the disturbance.