MarineMarine Pollution Pollution

Ambarish Hazarnis Chintan Shah Bhagyashree Deokar

Introduction• The sea is indispensable to life on earth• Coral reefs. • Marine accidents potentially cause

serious harm .

What has Happened &

What can happen

What has Happened &

What can happen

What has Happened &

What can happen

What has Happened &

What can happen

What has Happened &

What can happen

Causes :• Toxic Ocean Pollutants:

Sources : The leaking of landfills, dumps, mines and farms.

Enters our food chain . Lead: Affects brain, kidneys.

Effects :• Food poisoning.

Causes:• Marine Garbage :

• Virtual dumping ground for trash.• Fishing nets, plastics, general household garbage. • Animals sometimes eat trash products and die.

Effects :• Depletes the oxygen

Causes:• Sewage Disposal in Ocean

• Great Stink of London• Nutrient loading in the ocean ecosystem.

Effects :•Poisoning of shellfish fisheries.

Causes:

• Non-Point Pollutants• Sources : Farmland, Industries, Urban &

Atmospheric Runoffs .• Eutrophication.

Effects :

•Contaminate coastal swimming areas and seafood, spreading cholera, typhoid and other diseases

The origin of various sources of pollution are listed below :

Conventions :

• London Convention• 1973 Convention• The Protocol of 1997 • The 2006 amendments

Prevention & Control :

• Spills - Detection and Cleanup• Strict discipline • emergency contingency plan• Oil spill clean up equipment

• Domestic sewage• Green infrastructure approach• Septic tank

• Industrial wastewater treatment• Dissolved air flotation

• Urban runoff • Best management practices

Conclusion:

• What is our future ?• Preserve the continental biotopes.• Brighter future for our oceans.