Marine pollution
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Marine pollution occurs when substances used or spread by humans, such as industrial, agricultural, and residential waste; particles; noise or light; excess carbon dioxide; or invasive organisms enter
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.
Acid mine drainage in the Rio Tinto River
Can floating in the ocean
Beach littered with garbage
Noise pollution
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Noise pollution is sound with potential harmful effects on humans and animals. The main sources of outdoor noise worldwide are machines, transportation, and propagation systems. Poor urban planning ma
Marine pollution
…are inadequate. It has been estimated that container ships lose over 10,000 containers at sea each year (usually during storms). Ships also create noise pollution that disturbs natural wildlife, and water from ballast tanks can spread harmful algae and other invasive species. Ballast water taken up at sea and…
A Qantas Boeing 747-400 passes close to houses shortly before landing at London Heathrow Airport.
Traffic is the main source of noise pollution in cities like São Paulo.
Measuring the noise level from a leaf blower using the NIOSH Sound Level Meter app
The CityLink sound tube in Flemington, Melbourne, Australia, is designed to reduce roadway noise without detracting from the area's aesthetics.