Tom is interested in the thermal conversion of biomass for beneficial use. He has expertise in the transformation of ash in wood, straws, stalks, and manures. T. R. Miles, Technical Consultants, Inc., Portland, Oregon, sponsors and hosts internet discussions on biomass energy and biochar. He is on the board of the US Biochar Initiative and a coordinator of the Pacific Northwest Biochar Working Group. He designs systems for biomass processing and handling including densification, carbonization, gasification, power generation, and residue and nutrient management including biochar and composting.