1. Santa Monica Mountains National Recreation Area Division of Planning Science and Resource Management US National Park Service Thousand Oaks California 91360 USA
2. Office of Research and Development National Center for Environmental Assessment US Environmental Protection Agency Research Triangle Park North Carolina 27709 USA
3. RTI International Research Triangle Park North Carolina 27709 USA
4. Office of Research and Development National Climate Assessment Global Change Impacts and Adaptations Environmental Protection Agency Crystal City Virginia 22202 USA