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NIFC & NLCD Unburned Forest

NIFC & NLCD Unburned Forest

Click image to view current layer on interactive map. Above static image does not reflect current conditions.

Tech & Sources

Software
GDAL, PostgreSQL/PostGIS, MapServer, Apache

Languages
SQL, Bash

Data Sources (one or more):
U.S. Geological Survey (USGS), U.S. Forest Service (USFS), National Elevation Data (NED), National Land Cover Data(NLCD), National Hydrography Data (NHD), Tiger/Line Census, 3D Elevation Program (3DEP), Geographic Names Information Service (GNIS), Open Street Map (OSM), Protected Areas Database v2.1 (PAD), National Interagency Fire Center (NIFC), National Weather Service (NWS), NASA, NOAA, National Wildfire Coordinating Group (NWCG), AirNOW.gov, U.S. Department of Interior (DOI), National Digital Forecast Database (NDFD), European Space Agency (ESA), USAFacts.org, ESRI, Google, Continental Divide Trail Coalition, Appalachian Trail Conservancy (ATC), National Snow and Ice Data Center (NSIDC), PRISM Climate Data Oregon State University, et al, and data collected in the field (trail trace)

Notes

Image: Unburned/burned forest 1970 - 2021.

Process:
Download NIFC vector data from 3 differen souces. Clean up data, remove duplicates, etc. Import into database. The WMS/WMTS layer is served by Apache/MapServer as defined by the nlcdForest layer and firegrad layer.

WMS Resource:
https://gis.postholer.com/services/reflect?
   layers=nlcdForest,viirs30day,firegrad,demshade,countylines,statelines,trace,pop
   &bbox=-124.57,32.40,-111.63,40.08
   &trail_id=1
   &minyear=1970
   &maxyear=2022
   &width=1024
   &t_srs=EPSG:3857
   &format=image/png

Interactive map using WMTS:
https://www.postholer.com/google-map/Pacific-Crest-Trail/1?
   vw=6
   &zoom=7
   &lat=36.435981
   &lon=-116.693682
   &unburnedForest=1

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