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OMI: About Underwater Noise Pollution (UNP)
Noise Pollution (UNP) What is UNP? UNP is intense human-generated noise in the marine environment. It is caused by use of explosives, oceanographic experiments, geophysical research, underwater construction, ship traffic, intense active sonars and air guns used for seismic surveys for oil and related activities. Why is UNP a Problem? There is grave concern that proliferation of these noise ...
www.oceanmammalinst.org

OMI: Underwater Noise Pollution
Shipping: The main source of noise is the ship's propeller which produces a loud hiss that dominates the low frequencies below 600 Hz in ... of noise in 1998, 1999 and 2000. The International Maritime Organization has stated that noise from ship traffic is a hazard to the marine environment. The Agreement on the Conservation of Small Cetaceans of ...
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The Oceanic Resource Foundation: Underwater Photography / Marine Conservation
Negro for thirty years and in that time has destroyed an ecosystem once as pristine as Laguna San Ignacio. Whales no longer visit Guerrero Negro and have moved to Scammon's Lagoon to the south. Ocean-going ship traffic, pollution, changes to the lagoon's salinity and temperature due to continuous saltworks pumping, and land-side infrastructure construction are ...
www.orf.org

Sable Island and Atmospheric Aerosol
Figure 1 Figure 2 On August 9th, winds were northeasterly and then southeasterly, bringing relatively clean air from regions having few pollution sources other than occasional ship traffic. During this period, the aerosol concentrations were relatively low. As wind speed increased later in the day, the concentration of coarse mode (large) aerosols increased - wind produced ...
greenhorsesociety.com

Report on invasive plant species in Niue
Niue are listed in Appendix 4. These species would be of high risk of introduction from any air and ship traffic between these points and Niue. 2. Species that are invasive elsewhere and are likewise invasive or have the potential to become so on Niue Some known invasive plants that are causing trouble in similar ecosystems have been ...
hear.org

Report on invasive plant species on Tonga
Tonga are listed in Appendix 4. These species would be of high risk of introduction from any air and ship traffic between these points and Tonga. 2. Species that are invasive elsewhere and are likewise invasive or have the potential to become so on Tonga Some known invasive plants that are causing trouble in similar ecosystems have been ...
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SCS: Ringed Seal (Phoca hispida)
An additional threat to the population comes from the disturbance of ringed seal breeding sites by ship traffic through the ice. There is currently concern that the construction and development of oil and chemical terminals in the Gulf of Finland, along with increased vessel traffic in the area, may cause disturbance to the small ringed seal population there as well as increase ...
www.pinnipeds.org

crane
Powerlines, microwave towers and other structures are hazardous to flying cranes. In their wintering range in Texas, concern exists about ship traffic and the possibility of an oil or chemical spill and the effects of shoreline erosion on crane habitat. RECOVERY ...
www.fws.gov

Exploring Cancun | Planeta
A FEW WORDS ABOOUT CRUISE SHIPS Environmentalists in the coastal area have long complained that cruise ship traffic along Quintana Roo's tourist corridor could damage the Maya Reef. In December 1997 those fears were realized when the Leeward, a Norwegian-flagged ship of the Norway Cruise Line, sailed directly over Los Cuevones reef, part of the Isla Mujeres marine ...
planeta.com

Helcom : Ship-generated waste
The Helsinki Convention Ministerial Declarations Recommendations Baltic Sea Action Plan Groups Projects Publications Press office Meetings and Documents Manuals and guidelines Indicator Fact Sheets Shipping Traffic and navigation Ship-generated wastes Baltic Ports Waste Information System Aerial surveillance Emissions from ships Accidents and response Ballast water Clean Seas Guide The marine ...
www.helcom.fi