Problems, issues, potential solutions (continued)
We discovered that there are variations in the percent cover of MRLC Classes 23 (commercial/industrial/transportation) and 85 (urban/recreational grasses).
Class 23 anomaly west of Chicago

These variations propagate as errors in % impervious landcover. Our solution has been to exclude the MRLC land cover classes from the model used to estimate percent impervious landcover.

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