3.3 - Forest Stress

Question 1

Thermohaline Shutdown

Answer 1

Freshwater input, seawater density changes, prevents Gulf Stream across Atlantic

Question 2

Impacts Of Deforestation

Answer 2

Palm Oil in Indonesia Led To:
- Loss of habitats
- Leaching
- Soil erosion into rivers

Question 3

Systems Regulation

Answer 3

Forests = goods & services, they influence global & regional climates
20 bnt of water released into atmosphere and 3bnt into Amazon river
Moisture can reach inland

Question 4

Global Forest Cover

Answer 4

Deforestation creates space for farmlands
Areas For Concern: Bolivia, Angola, Indonesia
Areas Of Growth: Russia

Question 5

Has Management Worked?

Answer 5

Deforestation has halfed
Carbon emissions have fallen by 25%
13% of forests conserved Carbon sequestration projects on the up.

Question 6

Impacts On Atmosphere And Hydrosphere Processes

Answer 6

Hydrological cycle changes: inputs and outputs i.e. precipitation and evaporation
Soil moisture, runoff and stream flow change
Increased drought frequency

Question 7

Impacts On Atmosphere And Hydrosphere Processes

Answer 7

Hydrological cycle changes: inputs and outputs i.e. precipitation and evaporation
Soil moisture, runoff and stream flow change
Increased drought frequency

Question 8

Implications On Wellbeing

Answer 8

Wetland ecosystems are likely to detriorate and suffer from irreversible damage.
Communities reliant on wetland ecosystems are likely to be threatened by food insecurity.
Increases vulnerabilites of low human development countries as they’re likely to use forest for fuel, medicine etc.

Question 9

What Changes Attitude

Answer 9

Increased wealth of countries
Rising knowledge on the importance of environment
Political systems (enforcing environmental laws)
Power and influence of TNCs.