Jack Ahern's Biodiversity Planning and Design: Sustainable Practices PDF

By Jack Ahern

ISBN-10: 1429485981

ISBN-13: 9781429485982

ISBN-10: 1597261092

ISBN-13: 9781597261098

How do you degree biodiversity, and why may still panorama architects and planners care? What are the basic concerns, the clearest terminology, and the simplest equipment for biodiversity making plans and layout? How can they play a task in biodiversity conservation in a fashion suitable with different pursuits? those are serious questions that Jack Ahern solutions during this well timed and invaluable publication. Real-world case experiences exhibit biodiversity security and recovery tasks, either huge and small, around the united states: the wooded area Park Zoo in Seattle, Washington; the Crosswinds Marsh Wetlands Mitigation venture in Wayne County, Michigan; the Florida Statewide Greenway procedure; and the fortress Devens Stormwater venture in Ayer, Massachusetts. Ahern exhibits how an interdisciplinary process led by way of planners and architects with conservation biologists, recovery ecologists, and usual and social scientists can yield winning effects and sustainable practices. Minimizing habitat loss and degradation - the central motives of biodiversity decline - are on the middle of the making plans and layout procedures and supply panorama architects and planners an opportunity to accomplish their specialist ambitions whereas taking a number one function within the environmental group.

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Extra resources for Biodiversity Planning and Design: Sustainable Practices

Sample text

6 million hectares) of wetlands originally found in the lower forty-eight states, 53 percent has been lost (Dahl 2000). 2 million acres (485,633 hectares) were lost in the United States from 1985 to 1995. The Clean Water Act’s goal of achieving “no net loss” of wetlands in the United States has yet to be achieved. S. Fish and Wildlife Service 1997). Wetland ecosystems are estimated to be second to tropical rain forests in the numbers of plant and animal species that depend on them for food and habitat (Environmental Defense and the Texas Center for Policy Studies 2003).

Because of these modifications, the stream was deemed to have inadequate hydrologic capacity for stormwater flood control for the project. It had been channelized, was heavily silted, and received untreated surface discharge from both on- and off-site sources. 1). In addition, the ponds were designed to provide breeding and feeding habitat for fish and other wildlife (Carol R. Johnson Ecological Services 1995). After receiving approval, the project was constructed in phases. The first phase was to dechannelize the stream and relocate it to the north of the parking lot.

Food Production The combination of shallow water, high levels of inorganic nutrients, and high rates of primary productivity in many wetlands support organisms that form the base of the food web. 2. Biogeochemical Cycling Wetlands support biological, physical, and chemical transformations of various nutrients within the biota, soils, water, and air. Wetlands are particularly important in nitrogen, sulfur, and phosphorous cycling. 3. Habitat for Fish, Wildlife, and Plants Wetlands are primary habitats for many species.

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Biodiversity Planning and Design: Sustainable Practices by Jack Ahern

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