title: Set the channel_priority in Conda environment.yaml
body: <p>Is it possible to set the <code>channel_priority</code> to <code>strict</code> when creating an environment using the yaml file? For example:</p>
  
  <pre><code>name: my_environment
  channels:
    - conda-forge
  dependencies:
    - python
    - geopandas
    - rasterio
  </code></pre>