Weekly updates.

The Open GIS Consortium Inc. (OGC) announced its release, Request for Technology (RFT) for a major Web Services initiative. Major focus areas of the Web service include Web mapping testbed, phase 3, which consolidates progress made in previous testbeds; 3D/4D, which provides more accurate topology and geometric representation; Geoanalysis and decision support, which develops interoperable service chaining; Information community enablement, which creates technical standards for overcoming semantic differences; Web based exploitation, which focuses on an open E-commerce architecture; and Sensor Web enablement, which produces open standards for Web-optimized information. RFT will be on the OGC website, www.opengis.org, by March 21, 2001.