Ecology 6th Edition by Charles Krebs

تمرين 9

Low-growing tundra vegetation is being slowly replaced by faster growing shrubs like willows as global warming continues (Sturm et al. 2005). What effect might this change in vegetation have on the CO₂ dynamics of tundra ecosystems? Discuss what you would need to measure to test your ideas. Mack et al. (2004) provide some data on this issue.