Table of Contents March 1999 Volume 8, Number 2 Arctic at Risk GIS, remote sensing aid in developing an ecological risk assessment process By E. Terrence Slonecker, Peter Jutro, Deborah Mangis, Michael True, and Brian Orlick Petroleum Industry Appreciates Value Digital cartographic data provides users with ease-of-use and cost efficiencies By Doug Lierle St. Louis Maps Impervious Areas Contractors combine technologies By Kevin Corbley Integration of Real-time Kinematic GPS Technology into Everyday Surveying Hewlett-Packard establishes new benchmark By John V. Mettee, III From the Publisher By Roland Mangold HOME | Back to Archives |