GEOG 3103 Lecture 8: Wetlands p2 & Glacier Hydrology & Droughts
21 Mar 2017
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Precipitation: wetlands most extensive where precipitation> surface losses. Overland flow, channelized flow, pulses of flood flow. Areas of ground water coming up or into to recharge groundwater. Sometimes plants roots are wet or completely submerged. Soil subsidy: when freshwater submerges this area creating movement through the wetlands. To describe ecological units that have certain homogeneous natural attributes. To arrange these units in a system that will aid decisions about resource management. To identify classification units for inventory and mapping. Based on categorizing ecosystem processes. water budget (amount & seasonality) These interact to allow development of distinctive ecosystems. Hydrology, fauna, vegetation, soil, local climate, landscape setting & Differential main vegetation types and water that controls and what diffferntiants from each other exam ** 5 classes: bogs, fens, marshes, swamps, shallow open waters. Hydrology, fauna, vegetation, soil, local climate, landscape setting & existence of permafrost. Isolated holes that have filled up with water with vegetation.
