Here's a link regarding a particularly outrageous instance of GMO (Genetically Modified Organism) contamination. Summary: Man breeds his own canola plants, Neighbors buy GM canola that is resistant to RoundUp herbicide, Wind cross-pollinates the two strains, Man replants from last year's crop, Producer of GM canola (Monsanto) sues for patent infringement. Monsanto Vs Percy Schmeiser: The Classic David and Goliath Struggle Note: Mr. Schmeiser lost and has lost every appeal all the way to the Canadian Supreme Court.