Science Advances

Supplementary Materials

This PDF file includes:

  • table S1. Average and total social costs of N from fertilizer application in each Minnesota county (in 2010 dollars).
  • table S2. Parameter estimates and significance tests for the logistic regression model used to predict well nitrate contamination among a larger data set of wells with known locations and unknown nitrate concentrations.
  • table S3. Costs (in 2010 dollars) associated with nitrate treatment for public water suppliers in Minnesota.

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Files in this Data Supplement: