CAUSES AND EFFECTS:
CAUSES AND EFFECTS The important cause of marine pollution and their respective effects are: Heavy metal poisoning (eg: lead and mercury). Dioxins from the pulp and paper bleaching. PCB’s (Polychlorinated Biphenyls).
Slide 3:
Oil spills also pollute sea both by their physical and chemical features
MARINE GARBAGE:
MARINE GARBAGE Marine garbage disposal is another major form of ocean pollution. Sometimes the garbage includes junked out fishing nets, plastics, general household etc..
OCEANIC SEWAGE DISPOSAL:
OCEANIC SEWAGE DISPOSAL Sewage is yet another major problem of ocean pollution. All of what we put down to the drains from our homes, industrial effluents and even chemicals such as paint and fertilizers reach the oceans.
NON-POINT POLLUTION:
NON-POINT POLLUTION Point pollution is pollution from the direct source like factory pipe Non-Point pollution come from many sources such as industrial runoff, runoff from farming etc..
EFFECT’S OF MARINE POLLUTION:
EFFECT’S OF MARINE POLLUTION Heavy metals chemicals cause birth defects and
nervous system damage in shark and whale. It causes genetic chromosomal problem in marine animals and even causes cancer in humans
EFFECT’S :
EFFECT’S
MEASURES TO CONTROL MARINE POLLUTION:
MEASURES TO CONTROL MARINE POLLUTION Proper recycling facility in oil and paint products Better avoid throwing garbage into the sea, instead of cleaning them later. Make people aware of the impact of marine pollution.