BIOS10112 Lecture Notes - Lecture 1: Coastal Zone Management Act, Biodegradation, Iron Fertilization
Document Summary
April 5, 2016: problems, main types of marine pollution: How petroleum gets into the ocean: tanker accidents and oil spills, drilling operations where something goes wrong (picture on the left) Biggest oil spill= gulf of mexico incident. Biggest impact for wild life= their feathers and skin get coated and they cannot sweat struggle to breathe. Oil spills are enormously expensive to society very difficult to clean up: sometimes, try and light the oil on fire to get rid of it but creates a lot more pollution so. Cruise ships= one of the biggest culprits of sewage dumping. There are rules for dumping sewage: cannot dump on continental shelf, deep seas= not a lot of restrictions ratings for cruise ships can be based on their environmentally friendliness. Combined sewers= during heavy rain fall events, the rain water mixes with our sewage.