Data
Getting Started
Download and install GRASS
Install GRASS 8.4 or newer for your platform from the GRASS download page. The workflows on this site also use GRASS addons, which are installed with g.extension as needed by the scripts and notebooks.
Create Python Virtual Environment
python3 -m venv .venvActivate Python Virtual Environment
source .venv/bin/activateInstall Python Dependencies
pip install -r requirements.txtSetup GRASS Projects
Now create a new GRASS project for each of the study areas. The metadata for each site is stored in site-CRS-info.txt at the repository root:
| Site | State | EPSG | Resolution (m) | NAIP Year | Latitude | Longitude |
|---|---|---|---|---|---|---|
| clay-center | Kansas | 32614 | 3 | 2021 | 39.4003765 | -97.0630433 |
| coweeta | North Carolina | 26917 | 10 | 2022 | 35.0467816 | -83.4497516 |
| SFREC | California | 26910 | 1 | 2022 | 39.2731237 | -121.3103158 |
| SJER | California | 26911 | 1 | 2022 | 37.0949164 | -119.7447120 |
| tx069-playas | Texas | 32613 | 8 | 2022 | 34.4884740 | -102.1068130 |
Download and import the site data:
python3 scripts/download_data.py