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Glossary

CO2 reduction, stormwater control, and property value increase” (USDA, U.S. Forest Service, 2013). Nature preserve – “a unique type of park land that is set aside because it provides essential endangered species habitat, includes a unique natural feature such as a cave or stream, or provides a prime example of a specific type of ecosystem” (City of Austin, PARD, 2013). Ordinance – a local law enacted by an authoritative municipality. Performance indicator – a measurement of sustainable urban forestry management success as first explained by Kenney et al. (2011). Each indicator contains associated criteria and an objective. Performance indicators rank levels of City performance: low (1), moderate (2), good (3), and optimal (4). Poor condition – “Inferior branch placement, crowded scaffold, co-dominance likely, correction or mitigation necessary and likely extensive, restructuring needed to repair past pruning practices. Canopy sparse, dead twigs, stunted or absent new growth, declining number of growing points, pest presence visible or likely. One or more restrictions severe enough to hamper the ability of the tree to develop fully as listed above. Recent changes to the site may manifest themselves symptomatically in the future” (ArborPro, Inc., 2008). Prairie – a type of grassland ecosystem containing grasses and shrubs as the main vegetation types and exhibiting a limited amount of annual rainfall. Protected tree – “a tree with a diameter of 19 inches or more, measured 4.5 feet above natural grade” (City of Austin Code, § 25-8602).

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Profile for Austin Urban Forestry Program

Austin's Urban Forest Plan: A Master Plan for Public Property  

Today, urban forests are increasingly considered an element of a much larger green infrastructure network. Within this network, the urban fo...

Austin's Urban Forest Plan: A Master Plan for Public Property  

Today, urban forests are increasingly considered an element of a much larger green infrastructure network. Within this network, the urban fo...

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