'Western landscape' diaporamas de présentation

Population Controls and Community Succession

Population Controls and Community Succession. How biotic potential and environmental resistance control population dynamics. The mechanisms of population equilibrium. Problems with introduced species How disturbance initiates community succession and leads to enhanced biodiversity.

324 views • 16 slides

Westward Expansion

Westward Expansion. Table of Contents. Manifest Destiny. The Gold Rush. Frontier Life. Native Americans. The Myth of the West. Manifest Destiny. Expansion to the Pacific Seen as obvious and inevitable Not necessarily a religious idea Spread of democracy and European-American lifestyle

534 views • 10 slides

147 views • 6 slides