Geospatial-AI corn yield forecasting for the U.S. Corn Belt. Team project fine-tuning NASA/IBM Prithvi-EO-2.0-600M with LoRA, fused with weather/soil/drought features and calibrated uncertainty cones. State-level RMSE ~3–5 bu/ac — competitive with USDA WASDE. CSU Geospatial AI Hackathon 2026. - View it on GitHub