USDA NASS Cropland Data Layer Reviewer
USDA NASS Vegetation Condition Exployer
USDA NASS Quickfact
USDA Geospatial Gateway
NOAA National Climate Data Center
US Energy Information Administration
EPA Air Markets Program Data
PRISM
gridMET
MACA
D3js.org
Observable
D3js API Documentation
Scott Murray's Tutorial
R Programming Wikibook
Latext Wikibook