A 17-YEAR CYCLE The emergence of periodic cicadas is one of nature’s great annual events, and it’s a boon to many other species of animals that feast on the slow-moving insects. © David Gumbart/TNC
Explore Our Science
The Nature Conservancy’s conservation science in Arizona is dedicated to studying our ecosystems and geology.
Our Work
Rivers & Water
Arizona Rivers & Water
Achieving sustainable water management.
Land Management
Future Forests
Accelerating the pace and scale of forest restoration for a healthy Arizona.
Growth & Conservation
Natural Infrastructure
Developing a natural infrastructure dataset by integrating studies on wildlife habitat and open space.
Land Management
Southwest Forest Assessment Project
Restoring ecosystems throughout Arizona and New Mexico’s National Forest.
Land Management
Las Ciénegas Adaptive Management
Collaboration with the Bureau of Land Managementat Las Ciénegas National Conservation Area.
Land Management
Southwest Grasslands
Assessing the state of Arizonas grasslands.
Rivers & Water
Wet/Dry Mapping
Snapshot of hydrologic conditions for rivers with interrupted perennial surface flows.
Growth & Conservation
Ecoregion Assessments
Conservation of biodiversity across western North America.
Reports & Data
Mar 2004
An Ecological Assessment of the Bureau of Land Management’s Current Fire Management Practices
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[…]
Forest Fire
This map shows the forests of Northern Arizona and the history of fires in the region.[…]