Q. Compare and contrast primary and secondary succession. Table 6-2, pg. Fire - surface fires, crown fires, ground fires pg. Be sure to include east Texas pine savannas, US tallgrass grasslands, US western montane forests, boreal forests, chaparral. Nature is continually in a state of fluctuation, and change.
Disturbances are integral part of the way nature works.
Succession reflects on-going struggle of species to survive, each attempting to occupy as much of its fundamental niche as possible. Scientists do not know how populations, communities, ecosystems maintain inertia, constancy and resilience. Earth's climate zones. Earth's major biomes. The Evergreen Project, Inc. a nice satellite animation of vegetation and biomass.