LEGAL DECLARATIONS & TESTIMONIES TO ELECTED POLITICIANS
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Declaration by Dr. David Mattson for litigation contesting the 2017 removal of ESA protections for Yellowstone grizzly bears
This declaration describes the special nature of Yellowstone grizzly bears and the on-going threats posed by environmental change and management protocols proposed by state management agencies.
Letter by Dr. David Mattson & 72 other scientists to Governor Matt Mead of Wyoming
This letter describes the threats posed to Yellowstone grizzly bears by environmental change and the problematic methods for managing mortality being proposed by the state of Wyoming.
Declaration by Dr. David Mattson for litigation contesting livestock management plans for the Upper Green River area in Wyoming
This declaration describes the threats posed to grizzly bears by US Forest Service plans for managing livestock in the Upper Green River area, with particular emphasis on the problems posed by allowing 72 bears to be killed during the next 10 years.
Testimony submitted by Dr. David Mattson to the Senate Committee on Environment & Public Works
This testimony describes a framework for and approach to promoting coexistence between grizzly bears and people, emphasizing institutions, strategies, and reform of state wildlife management.
Open Letter to Montana's Governor & Director of FWP
This letter addresses numerous short-coming in both the constitution and implementation of Montana's recently adjourned Grizzly Bear Advisory Council--prominent of which was the politicization of science by the State. (Dr. David Mattson)
Declaration by Dr. David Mattson for litigation contesting routing of the Pacific Northwest National Scenic Trail (PNNSC)
This declaration describes the threats posed to grizzly bears by US Forest Service plans to route the PNNSC through the best remaining habitat available to the highly imperiled Yaak grizzly bear population.
Testimony submitted by Dr. David Mattson to the House Natural Resources Committee
This testimony provides scientific support for a bill introduced by Representative Grijalva entitled "Tribal Heritage and Grizzly Bear Protection Act" (H.R. 2532).
Declaration by Dr. David Mattson for litigation contesting the Helena National Forest Plan
This declaration attests to the importance of preserving habitat protections for grizzly bears provided by stringent Big Game Standards in areas key to establishing connectivity between the NCDE and other grizzly bear Recovery Areas.
Declaration by Dr. David Mattson for objections to the Gallatin NF South Plateau Project (SPLAT)
This emphasizes the extent to which current standards for measuring grizzly bear habitat security in Greater Yellowstone are deficient, and the related threat posed by a 40,000 timber harvest project in an area key to establishing connectivity with the Bitterroot Recovery Area.