“Risk Assessment for Polycyclic Aromatic Hydrocarbon NAPLs Using a Fraction Approach.” D.G. Brown, C.D. Knightes, C.A. Peters. Environmental Science and Technology, December 15, 1999.
“The North Atlantic Thermohaline Circulation Collapse as a Constraint on Economic Optimal Carbon Dioxide Emissions.” K. Keller, K. Tan, D.F. Bradford. 1998 Draft.
“Commercialization of Photovoltaics: Long-Run Cost Estimates.” A. Payne, R. Duke, R. Williams. September 1998 Draft.
“Worker Exposure and Health Risks from Volatile Organic Compounds Utilized in the Paint Manufacturing Industry of Kenya.” K.L. Purvis, I.O. Jumba, S. Wandiga, J. Zhang, and D.M. Kammen. Submitted to Environmental Science and Technology.
“Ecological Impact of the Venezuelan Economic Crisis.” J.P. Rodriguez. August 1999 Draft.