Diatoms as environmental indicators. (use of diatoms in gathering data on ecosystem conditions) (Environmental Wastes Control Digest) From: Public Works | Date: May 1, 1992| Author: Billings, Clayton H. | COPYRIGHT 1992 Public Works Journal Corporation. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan.  All inquiries regarding rights should be directed to the Gale Group.Copyright information

Some of the most useful approaches to solving environmental problems of water quality are those designed to gather long-term data on ecosystem condition and change. Long-term monitoring data are sadly lacking for most aquatic systems, however. Monitoring programs must continue for many years before statistically defensible approaches can detect trends. Shifting governmental priorities often make it difficult to implement programs that are of sufficient scope and depth to make meani...