GEOG 3110 Lecture 23: November 18th
17 Feb 2016
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Document Summary
Choice of questions. tools of paleoecology, resource management. Zone protected by a ridge and snow, understory survived from the blast. Human imposed disturbances typically remove much more of the ecosystem, do so more uniformly and often are repeated at more frequent intervals than are natural disturbances. Snags are hazards and are removed. clear-cut no woody debris left in the foreground remove all standing dead woody debris before logging leave one tree dead, leave some trees. Weather: the state of the atmosphere at a point in time. (what you get) Climate: the means state of the atmosphere over a period of time (what you expect) Landuse is changing in ways that cause the earth to absorb more radiation. The earth"s atmosphere traps heat the chemical composition of the atmosphere is changing in ways that are expected to trap more heat. But: the climate system is complex and feedbacks do exist. Earth"s atmosphere is opaque to long radiation waves.
