8.6 Thermal Pollution

cooling towers

reduces temperature

less

warm water contains ____ dissolved oxygen

cooling towers

reduces temperature

less

warm water contains ____ dissolved oxygen

thermal pollution

when heated water is discharged into bodies of water

* power and industrial plants draw in water to cool machinery or products

sources

• soil erosion

• deforestation/shade reduction

• discharged from wastewater treatment

• urban runoff

• power plants

• industrial facilities

• urbanization

• agriculture

• recreational activities

impacts

warm water does not hold as much dissolved oxygen as colder water

die offs

can occur when dissolved oxygen levels are too low from heated water

behaviors

feeding, breeding, and migration are ____ that can be altered

survival impacts

eggs and larvae of fish and aquatic insects that have narrow ranges of tolerance