1. AAAS Diplomacy Fellow, USAID EGAT/EIT/Energy, RRB 3.8-36B, 1300 Pennsylvania Ave. NW, Washington, D.C. 20523-3800.
2. Professor, Dept. of Environmental Sciences and Engineering, CB 7431, Univ. of North Carolina at Chapel Hill, Chapel Hill, NC 27599-7431.
3. PhD Candidate, Dept. of Environmental Sciences and Engineering, CB 7431, Univ. of North Carolina at Chapel Hill, Chapel Hill, NC 27599-7431. E-mail: akolb@alum.mit.edu