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8 changes: 6 additions & 2 deletions README.md
Original file line number Diff line number Diff line change
Expand Up @@ -8,6 +8,10 @@ Installation is easy with pip
pip install pvcz
```

Note that you should make sure you have:
- pandas (v0.24.2 or higher to ensure that the ``pickle`` serialization used by this package works as intended)
- For plotting, you will need to install matplotlib BaseMap (https://matplotlib.org/basemap/users/installing.html#installation)

# About
The data is calcuated from the global land data accumulation service (GLDAS) at 0.25 degree resolution across the world.

Expand Down Expand Up @@ -41,7 +45,7 @@ The following code snippet shows how to find the climate stressors and zones clo
```python
import pvcz

# Note df is a flattened list of lat/lon values that only includes those over land
# Note df is a flattened pandas.DataFrame of lat/lon values that only includes those over land
df = pvcz.get_pvcz_data()

# Point of interest specified by lat/lon coordinates.
Expand Down Expand Up @@ -102,4 +106,4 @@ cbar.set_label('Equivalent Temperature, Rack (C)')

plt.show()
```