In March, the National Marine Fisheries Service proposed a rule allowing the U.S. Navy to deploy a controversial new sonar system, known as “Surveillance Towed Array Sensor System Low Frequency Active Sonar” (or LFA, for short). What is it? LFA has been in development by the Navy for years. It uses vessels to tow sonar […]
Month: May 2001
Troubled Waters – Efforts to Rescue the Most Endangered Rivers
America’s 13 Most Endangered Rivers: Can They be Saved? Peter Lourie, a chronicler of river life, says that rivers are living mysteries, linking the past to the future. Today, that link has been largely broken. Through damming, dredging and channelization, we have changed the way rivers flow–diverting water to generate hydropower, support navigation and irrigate […]