WRI’s NutrientNet and USDA’s Nutrient Trading Tool

Presentation to NACD

May 11, 2011

Sara Walker, World Resources Institute

Overview of NutrientNet/NTT

• Versions of tool developed for Pennsylvania, West Virginia, and Maryland

• Calculation tool for estimating on-farm nitrogen and phosphorus losses

• Interactive farm mapping• Credit registry• Credit marketplace

The Future of NutrientNet/NTT

• Multistate trading platform for water quality trading in the Bay watershed

• Calculations to estimate sediment losses and carbon sequestration rates

• Farm Profit Calculator

NTT

Structural BMPs

EOS Delivery

Management Info

NTT Output (Edge of

Farm)

Current Load (EOS)

TMDL Baseline

(EOS)

Trading Eligibility

Chesapeake Bay Watershed Model

NutrientNet Calculations

= NTT

=NutrientNet Operations

= CBWM

Spatial Info

Questions?