Thermal pollution

Question 1

Sources of thermal pollution

Answer 1

• discharges from fossil fuels and nuclear power stations

Question 2

What are the effects of thermal pollution

Answer 2

• ^ temps of water in aquatic habitats - range of tolerance - migrate or die
• ^ temps - denature enzymes
• ^ temps - water expands - ^ sea level

Question 3

Control of thermal pollution

Answer 3

• cooling towers
  1) hot water moves through water sprays
  2) water now in droplets - ^ SA
  3) ^ rate of heat transfer
  4) heat rises and air becomes warmer
  5) sucks in cool air from the sides