Download or read book Diccionario de Contaminación Del Mar written by Louis-Jacques Zilberberg and published by Elsevier Science Publishing Company. This book was released on 2000 with total page 740 pages. Available in PDF, EPUB and Kindle. Book excerpt: Hardbound. Our modern economies consume annually about 4.6 billion metric tons of crude oil, a third of which is shipped across the oceans. Along the way, about 3 million metric tons are lost into the environment, primarily through handling in ports, but also leakage at sea. So, the threat of a major ecological disaster is always present, for example the Exxon Valdez, Braer and Sea Empress accidents. In addition to oil leakage from tankers, considerable quantities of oil enter the sea from operational discharges or bunker spills. Fortunately, current international agreements, though not always strictly enforced, have greatly reduced the threat of oil pollution.The oceans are faced with an onslaught from many other sources. The potential for radioactive pollution of the seas, through dumping of nuclear wastes or an accident to a ship carrying radioactive nuclear wastes, has never been absent from the public mind. Recently, people have become more awar