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When looking for data sets think about what federal or state government agencies collect data about your scientific topic. Government websites often make data available to the public for free.
Data sets are sometimes spelled as one word, datasets.
Where to Find Data Sets - a few examples
Find data across research fields, preview metadata, and download files. Areas include: Chemistry, Medicine, Environmental Science, and more.
WA Deptartment of Ecology
Gateway to Ecology's many web-accessible databases and tools.
NOAA Climate Data
Climate Data Online provides free access to NCDC's archive of global historical weather and climate data in addition to station history information.
WA Geology GIS Data
Washington geologic data in Geographic Information Systems (GIS) and other formats.
U.S. Census Data
Select from a range of demographic & economic data sets to download.
Portal to open data sources for over 300,000 U.S. government data sets.