By United Nations

This document synthesizes findings from the Millennium surroundings Assessment's international and sub-global checks on biodiversity and human future health. It states that an remarkable attempt will be had to in achieving an important aid within the cost of biodiversity loss in any respect degrees by means of 2010. This present synthesis differs from the 2 experiences published on March 30, 2005 in that they checked out the difficulty extensively and typically phrases. This present file specializes in the biodiversity facets of the Millennium environment evaluation.

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Extra info for Marine and Coastal Ecosystems and Human Well-being: A Synthesis Report Based on the Findings of the Millennium Ecosystem Assessment

Sample text

2]. Illegal Fishing This practice exists due to high profits; lack of surveillance, enforcement, and monitoring; tolerance due to the economic conditions or social obligations within a country; and cheating in some fisheries that are supposedly regulated. It has led to the introduction of international on-board observers in some fisheries to attempt to bring an end to these. 6]. near major centres. 1]. 1]. There has been a decrease in the rate at which interior populations are increasing relative to coastal populations.

Basic data on the past and current extent and status of many marine and coastal ecosystems are not available or are of questionable quality. This makes accurate calculations of change and trends difficult. For example, in relation to the adequate delineation of coastal inland water, in particular wetlands, the following has been noted: ‘The extent and distribution of inland waters is unevenly or even poorly known at the global and regional scales, due to differences in definitions as well as difficulties in delineating and mapping habitats with variable boundaries due to fluctuations in water levels’.

Infectious salmon anemia (ISA), a deadly disease affecting Atlantic salmon, poses a serious threat to the salmon farming industry. 4]. The expansion of the shrimp industry in Ecuador has brought about economic growth and employment, but it has also changed the allocation and flow of labour, reduced flexibility and diversity of household economies, and brought about largescale loss of mangroves. Overfishing and Destructive Fishing Methods Overfishing and destructive fishing methods such as trawling (for example, use of heavy gear on sensitive substrates), dredging, and the use of explosives and poisons such as cyanide impact on the marine ecosystems in two ways: by changing community structure and altering trophic and other interactions between ecosystem components and by physically modifying habitats, notably when trawlers erode biogenic bottom structures.

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