Defying Ocean's End: An Agenda For Action by Linda Glover, Visit Amazon's Sylvia Earle Page, search

By Linda Glover, Visit Amazon's Sylvia Earle Page, search results, Learn about Author Central, Sylvia Earle, , Graeme Kelleher

If humankind got a mandate to do every thing in our strength to undermine the earth's functioning, lets rarely do a greater activity than now we have some time past thirty years at the world's oceans, either by way of what we're placing into it-millions of a whole bunch trash and poisonous materials-and by means of what we're casting off of it-millions of lots of flora and fauna. but only in the near past have we started to appreciate the dimensions of these impacts.Defying Ocean's finish is the results of an exceptional attempt one of the world's biggest environmental companies, scientists, the enterprise group, media, and foreign governments to handle those marine matters. In June 2003, within the fruits of a year-long attempt, they met in particular to improve a finished and plausible time table to opposite the decline in wellbeing and fitness of the world's oceans.As conservation firms start to extend their concentration from land concerns to incorporate a huge specialize in protection of the ocean, it's more and more obvious that we have got to method marine conservation otherwise and at a lot greater scale than we need to date. what is additionally transparent is the significance and immediacy of the transforming into ocean matters are such that nobody association can deal with the activity alone.Defying Ocean's finish is a daring step in bringing the assets had to endure in this immense challenge earlier than it really is too past due. It deals a huge technique, a pragmatic plan with priorities and prices, aimed toward mobilizing the forces had to lead to a "sea swap" of favorable attitudes, activities, and results for the oceans-and for we all.

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S. disposed of over 32,000 drums of radio- GREG FOSTER marine waters, and this often leads to very high levels of primary productivity (such as “algal blooms”) in surface waters. This can lead to short-term increases in fisheries productivity, but the additional organic matter falls to the seafloor where decay processes remove oxygen from the water. This can lead to conditions of hypoxia or anoxia (low or no oxygen) in deeper waters, which most marine organisms cannot survive. The resultant permanent or seasonal “dead zones” are being reported worldwide in increasing numbers.

Turtle nesting beaches have suffered in many areas from direct interference but also from the light and noise of developed areas that disturb their nesting behavior. At a smaller scale, SCUBA diving has been responsible for direct damage to corals and reef communities through the touching and trampling of corals and other organisms, while dive and pleasure boats damage the seafloor with their anchors. Bottom-trawl fishing also has a heavy impact on marine life. There is considerable damage to the ocean floor, typically on the continental shelf but increasingly moving into deeper waters.

Technical measures Quite a number of countries impose restrictions on the methods of fishing or types of fishing gears that may be used. In nearshore fishing areas these include bans on the use of spear guns by SCUBA divers or the use of SCUBA gear in the harvesting of shellfish. A number of Caribbean island nations now require that all fish traps include biodegradable panels so they do not continue to catch fish—called ghost fishing—if the traps are lost (Spalding 2004). Other controls include restrictions on net sizes or on mesh sizes of the nets.

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