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All Arizona Conservation Science downloads

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The Lower San Pedro River—Hydrology and Flow Restoration for Biodiversity Conservation (May 2004)

Describes The Nature Conservancy's flow management approach to increasing water supply for riparian vegetation, based largely on results from hydrologic analyses indicating that retiring agricultural pumping at key locations increases water availability for riparian vegetation. Paper presented at USFS conference, May 11-15, 2004.

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Watershed Improvement Using Prescribed Burns as a Way to Restore Aquatic Habitat for Native Fish (May 2004)

Documents efforts by TNC and BLM to test a model that prescribed burns can be used to improve watershed conditions and aquatic habitat conditions. Study documents pre- and post-treatment results for the response of grasslands and for populations of the threatened Gila chub (Gila intermedia). Paper presented at USFS conference, May 11-15, 2004.

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Grasslands Assessment GIS Data (December 2004)

A GIS data set depicting the results of a two-year study to delineate grasslands and evaluate their ecological condition in Arizona, southwestern New Mexico, and northern Mexico. This study was completed with the assistance of resource professionals from U.S. and Mexico universities and public agencies.

Download file (1 MB)

An Ecological Assessment of the Bureau of Land Management’s Current Fire Management Practices (March 2004)

This study reviews BLM’s fire management plans for Arizona, assessing the accuracy, standardization, and ecological relevance of current Phase I fire management areas. This second report documenting the results of TNC’s Arizona Grassland Assessment also makes recommendations for revisions to BLM’s fire management areas based on fire ecology and other considerations.

Download file (3.5 MB)

Ecoregional Conservation Assessment Reports (1999-2004)

Original reports summarizing the results of the six ecoregional conservation assessments completed for the southwestern U.S. and northwestern Mexico by The Nature Conservancy and partners.

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