Ecosystems and Environmental Change: Stability

Question 1

Shaver (2000)

Answer 1

Greenhouse gases expect to raise global mean temperatures bu 1-3.5C (houghton 1995)

Ecosystem responses will be varied and complex, will not reach stable before changes occur

Question 2

Waller and Steffan (1997)

Answer 2

Significant in northern latitudes vegetation
increasing disturbance due to human activity
unable to predict how ecosystems will change

Question 3

McDonald (2008)

Answer 3

Management needed to protect species
emphasis on human actions to conserve
interconnected - importance for each ecosystems

Question 4

Jackson and Jackson (2008)

Answer 4

Change over time in an biological community until a stable climax community is reached

Question 5

Smiths (2012)

Answer 5

Ann ecosystem is self regulating community of organisms in equilibrium with their physical environemnt

Question 6

Middleton (2003)

Answer 6

Climate is never stable, how can stability be reached?