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About Us - The Purpose of SEARCH


The Study of Environmental Arctic Change (SEARCH) is conceived as a broad, interdisciplinary program whose core aim is understanding significant, interrelated atmospheric, oceanic, and terrestrial changes that have been occurring in the Arctic in recent decades. These changes are affecting virtually every part of the arctic environment and is having repercussions on society. There is evidence that the changes are connected with changes in atmospheric circulation of the Northern Hemisphere, and there are indications that these changes are indicative of greenhouse warming. It is unclear what feedback processes on climate or ecosystems may be involved in the recent changes, or what the long-term impacts may be.

The plans for SEARCH have come about through two workshops. The first, in 1997, explored evidence of change in the Arctic and is summarized in the Study of the Arctic Change Workshop Report. A Second Workshop produced a plan for SEARCH research activities and lead to the development of a SEARCH Science Plan.

The SEARCH organization includes the community of arctic principal investigators and funding agencies. The principal investigators are represented by the SEARCH Science Steering Committee (SSC). With National Science FoundationOffice of Polar Programs support, the SEARCH SSC has been responsible for developing the Science Plan. The funding agencies, under the auspices of the Interagency Arctic Research Policy Committee (IARPC), have formed an Interagency Working Group (IWG) for SEARCH to develop a funding implementation plan. The SEARCH Project Office, also with funding by the NSF–OPP, has facilitated the work of the SSC and IWG and is responsible for this Web site. The project office developed an IWG SEARCH Presentation Kit that is excerpted here. It describes important examples of recent changes in the Arctic and hypotheses about these changes.

The SEARCH strategy is conditioned in part by the knowledge that a number of long-term, large-scale Arctic observing systems have disappeared or are in danger of disappearing. The strategy includes four major activities:

  • Long-term observations to detect and monitor the environmental changes
  • Modeling to synthesize observations, test ideas about the coupling between different components of Unaami, and to predict Unaami’s future course
  • Process studies to understand potentially important feedbacks
  • Application of what we learn to understanding the ultimate impact of the physical changes on the ecosystems and societies, and to distinguish between climate-related changes and those due to other factors such as resource utilization, pollution, economic development, and population growth.

We visualize that these activities will require an interdisciplinary, international effort composed of many parts. The activities may be carried out by groups wholly initiated and supported by SEARCH and by groups previously initiated in the international community, such as the Arctic and Subarctic Ocean Flux (ASOF) study.


Please direct correspondence to
James Morison
SEARCH Project Office
Polar Science Center, Applied Physics Laboratory, University of Washington
1013 NE 40th Street, Seattle, WA 98105
(206) 543-1394 (voice) — (206) 616-3142 (fax)
morison@apl.washington.edu