He regularly represents clients before federal and state agencies on a variety of hazardous waste, water, air and environmental impact/land use as well as, carbon footprint affecting global warming.

Although based on the West coast, Todd has represented clients on matters nationwide. His overseas work is diverse, with particular expereince in the  Pacific rim/ASEAN jurisdictions.

Todd participates in several trade associations that monitor and help to shape proposed federal and state environmental legislation and regulatory developments. He has co-authored and contributed to several books focused on international environmental issues, and is a frequent speaker on a variety of environmental subjects. He is counsel to the Board of Directors for the Pacific Basin Consortium for Environmental and Health Studies at the East-West Center, University of Hawaii.