Chapter 5.1

Question 1

Is the greenhouse effect a good thing?

Answer 1

it is supposed to be, the problem is the intensification effect of having multiple blankets

Question 2

Some effects of global warming

Answer 2

1. increased temperatures and incidence of heat waves
2. melting glaciers and polar ice
3. rising sea level
4. earlier spring activity
5. shifts in one species range
6. population declines

Question 3

What is the biggest source of overexploitation of biodiversity

Answer 3

Overfishing

Question 4

What are the five types of overexploitation

Answer 4

1. Commercial Exploitation
2. Incidental Exploitation
3. Recreational Exploitation
4. Non-consumptive Exploitation
5. Indirect Exploitation

Question 5

What happened to the megafauna?

Answer 5

1. Climate change
2. Overkill by humans
3. virulent pathogens