data_sources

A repository for GIS data sources; please feel free to add to these using the edit button.

Cloud-optimised geotifs

Can be used with gdal /vsicurl/
See github.com/clcr/s2_subset_download

Sentinel 2 L2A

Spec:

https://registry.opendata.aws/sentinel-2-l2a-cogs/

Example URL:

http://sentinel-cogs.s3.us-west-2.amazonaws.com/sentinel-s2-l2a-cogs/50/R/KV/2020/7/S2A_50RKV_20200708_0_L2A/B02.tif

Notes:

Single-band
Native resolution
Split by granule and month

Sentinel 1 L1C

Spec:

https://registry.opendata.aws/sentinel-1/

Example URL:

/vsis3/sentinel-s1-l1c/GRD/2018/1/11/EW/DH/S1A_EW_GRDH_1SDH_20180111T110409_20180111T110513_020106_02247C_FBAB/measurement/ew-hh.tiff

Notes:

COSTS SOME MONEY; AWS account needed
Note /vsis3/ prefix instead of /vsicurl/
Need to setup AWS account and export AWS_REQUEST_PAYER=requester to consent to payment
Single band GRD
State of images unclear- needs investigation
Geolocation surprisingly good
Need AWS account

MODIS veg indicies (and friends)

Spec:

https://earthdata.nasa.gov/collaborate/cloud-optimized-geotiffs

Example URL:

https://modis-vi-nasa.s3-us-west-2.amazonaws.com/MOD13A1.006/2018.01.17.tif

Notes

Coarse-resolution
Each image is worldwide
Atmospherics\

Landsat

Spec:

https://earthdata.nasa.gov/collaborate/cloud-optimized-geotiffs

Example URL:

https://landsat-pds.s3.amazonaws.com/c1/L8/202/025/LC08_L1TP_202025_20200508_20200508_01_RT/LC08_L1TP_202025_20200508_20200508_01_RT_B2.TIF​

Potential COGs

Data providers that advertise the availability of COG data, but we haven't found the access protocol yet.

• Planet
• The CEDA archive
• OpenDroneMap

Global surface water map

https://global-surface-water.appspot.com/download

See site and map for download URLs; individual granules can be obtained using wget or Python's urllib or requests library.