Library of Congress Headings containing "mathematical models" for books in UPS library
UPS and the Mathematical Competition in Modeling
Michael Trick's Operations Research Page - A great jumping off point
Institute for Operations Research and the Management Sciences (INFORMS) [Student Home Page] [ Operations Research Courses on the WWW]
Optimization Technology Center (OTC) Home of the Network-Enabled Optimization Server (NEOS) - optimization software you can run over the Internet from within your browser! [ Case Studies]
LINDO Systems - Makers of LINGO, software for linear programming. Free, downloadable versions of their programs (with limits on the constraints) are available.
Modeling Ecology
Textbooks on Mathematical Modeling in Ecology
Greenhat Software - software for modeling plants and crops (evaluation versions available)
Louis Gross' Home Page - lots of modeling in biology and ecology
Fish Ecology at Northwest Fisheries Science Center
Two examples: Coho salmon life history and Population estimates of northern squawfish
Speakers Bureau