Willie McGhee is the director of BioClimate Research and Development. He has experience in carbon accounting, afforestation projects, carbon sales in the voluntary market, forestry consultancy, and small scale renewable energy projects. The presentation discusses what types of biomass to count in carbon accounting, how woody biomass relates to climate change, data sources and reporting methods, models for measuring carbon in trees and forests, uncertainties in carbon data, and the future of carbon monitoring and accounting.