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• 20:45, 16 December 2022 Grichards talk contribs created page Permanent Impacts vs. Temporary Impacts (Created page with "__NOTOC__ Category:Environmental ---- In evaluating impacts to wetlands and other cultural/environmental features, regulations often require the delineation of permanent impacts and temporary impacts. For example, temporary impacts to wetlands and habitats may result from drawdown of a reservoir below its normal operating level in order to facilitate construction. Conversely, permanent impacts to wetlands and habitats may result from a spillway modification that r...")