 R package has multiple functions such as <cite>GPMpolyCentroid</cite>, <cite>GPMswat</cite>, and <cite>NEX_GDPP_CMIP6</cite> that download, extract, and reformat rainfall remote sensing and climate change data from <a class="reference external" href="https://gpm.nasa.gov/data/directory">NASA servers</a> for grids within a specified watershed shapefile.</p>
<p>Let’s explore <cite>GPMpolyCentroid</cite> function at an example watershed near Houston, TX.</p>
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