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• National Institute of Environmental Health Sciences (NIEHS)
  
  Home Page of NIEHS, the National Institute of Environmental Health Sciences, which conducts basic research on environmental health and environment-related diseases. Links to information on programs, grants, research, events, contracts, employment, training, outreach events, public information.
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• National Snow and Ice Data Center (NSIDC)
  
  NSIDC supports research into our world's frozen realms: the snow, ice, glacier, frozen ground, and climate interactions that make up Earth's cryosphere. Scientific data, whether taken in the field or relayed from satellites orbiting Earth, form the foundation for the scientific research that informs the world about our planet and our climate systems.
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