Search results
Results from the WOW.Com Content Network
Mercury can enter seas and the open ocean as a result of the down stream movement and re-deposition of contaminated sediments from urban estuaries. [12] For example, high total Hg content up to 5 mg/kg and averaging about 2 mg/kg occur in the surface sediments and sediment cores of the tidal River Mersey, UK, due to discharge from historical industries located along the banks of the tidal ...
The ocean is a global common, so negative externalities of marine debris are not usually experienced by the producer. In the 1950s, the importance of government intervention with marine pollution protocol was recognized at the First Conference on the Law of the Sea. [77] Ocean dumping is controlled by international law, including:
While marine pollution can be obvious, as with the marine debris shown above, it is often the pollutants that cannot be seen that cause most harm.. Marine pollution occurs when substances used or spread by humans, such as industrial, agricultural and residential waste, particles, noise, excess carbon dioxide or invasive organisms enter the ocean and cause harmful effects there.
The World Ocean Review is an extensive report dealing with the state of the world ocean, the interactions between the ocean and ecological, economical and sociopolitical conditions. There is a print and a free to download version on the official website of the project.
While the full implications of elevated CO 2 on marine ecosystems are still being documented, there is a substantial body of research showing that a combination of ocean acidification and elevated ocean temperature, driven mainly by CO 2 and other greenhouse gas emissions, have a compounded effect on marine life and the ocean environment. This ...
[4] [5] Asia was the leading source of mismanaged plastic waste, with China alone accounting for 2.4 million metric tons. [ 6 ] The best known of these is the Great Pacific Garbage Patch which has the highest density of marine debris and plastic.
The pathway by which plastics enters the world's oceans. Marine plastic pollution is a type of marine pollution by plastics, ranging in size from large original material such as bottles and bags, down to microplastics formed from the fragmentation of plastic material.
The Ocean World of Jacques Cousteau by Jacques Cousteau is an encyclopedia in 21 volumes, that forms an encyclopedia of marine life. [ 1 ] It was published between 1973 and 1978.