Upload
iamgauravrajput
View
757
Download
1
Embed Size (px)
Citation preview
MARINE POLLUTION AND WATER POLLUTION
PRESENTED BY: VENKAT KRISHNABHAVYA SHRIVASTAVA
DEEPENDRA YADAVGAURAV SINGH
PRESENTED TO: PRERNA SHARMA
CONTENTS• POLLUTION AND ITS TYPES• MARINE POLLUTION
• CAUSES• SOURCES• EFFECTS• CONTROLS
• WATER POLLUTION• CAUSES• SOURCES • EFFECTS • CONTROLS
WHAT IS POLLUTION ? POLLUTION IS THE INTRODUCTION OF
CONTAMINANTS INTO THE NATURAL ENVIRONMENT THAT CAUSE ADVERSE
CHANGE.
TYPES OF POLLUTION● AIR POLLUTION● WATER POLLUTION● SOIL POLLUTION● MARINE POLLUTION● NOISE POLLUTION● THERMAL POLLUTION
1. MARINE POLLUTION
THE INTRODUCTION OF SUBSTANCES OR ENERGY BY THE MAN TO THE MARINE ENVIRONMENT RESULTING IN HARMFUL EFFECTS SUCH AS: HAZARDS TO HUMAN HEALTH, HINDRANCE TO MARINE ACTIVITIES.
CAUSES OF MARINE POLLUTION MARITIME TRANSPORTATION AGRICULTURAL RUNOFF SEWAGE SOLID WASTE INDUSTRIAL WASTEWATER AND CHEMICALS LITTER OIL SPILL AIR POLLUTANTS
SOURCES OF POLLUTION
FROM LAND• 80% OF NON-BIOLOGICAL MARINE POLLUTION COMESFROM LAND BASED ACTIVITIES• MOST OBVIOUS INPUTS VIA PIPES DISCHARGINGDIRECTLY INTO MARINE WATERS
FROM AIR• GLOBAL ATMOSPHERIC INPUTS TO THE SEA FROM AIRDISCHARGES
SOURCES OF POLLUTION (CONTINUED..)
MARITIME• DESIGNATED DUMPING GROUNDS AT SEA (DREDGED
SPOIL, SEWAGE SLUDGE, FLY ASH)• ACCIDENTAL SPILLS FROM SHIPS CARRYING HAZARDOUS
SUBSTANCES, OIL, GAS ETC.
MAJOR MARINE POLLUTANTS - METALS
MERCURY, LEAD, AND COPPER.• HEAVY METALS ARE A GREAT CONCERN BECAUSE THEY ENTER THE FOOD
CHAIN. COPPER HAS BEEN USED IN MARINE ANTI-FOULING PAINTS.• MERCURY AND LEAD POISONING CAUSE BRAIN DAMAGE.
IMPACTS OF MARINE POLLUTIONGENERALLY MARINE POLLUTION AFFECTS ECOSYSTEMHEALTH, PUBLIC HEALTH IN THE FOLLOWING WAYS
• ACIDIFICATION• EUTROPHICATION• PLASTIC DEBRIS• UNDERWATER NOISE
COST OF MARINE POLLUTION• 3.25 MILLION METRIC TONS OF OIL WASTED ANNUALLY
• 100,000 MAMMAL AND 2 MILLION BIRD DEATHS ANNUALLY
• REDUCTION OF GDP BY DECREASING FISHERY RESOURCE
• LOSS OF BIO-DIVERSITY AND POTENTIAL LIFE SAVINGMEDICINES (FOR AIDS &CANCER)
PREVENTION & CONTROL :• SPILLS - DETECTION AND CLEANUP
• STRICT DISCIPLINE • EMERGENCY CONTINGENCY
PLAN• OIL SPILL CLEAN UP EQUIPMENT
INDUSTRIAL WASTEWATER TREATMENT
• DOMESTIC SEWAGE• GREEN INFRASTRUCTURE
APPROACH• SEPTIC TANK
• URBAN RUNOFF • BEST MANAGEMENT PRACTICES
2. WATER POLLUTIONTHE CONTAMINATION OF WATER BODIES DUE TO DIRECT OR INDIRECT DISCHARGE OF POLLUTANTS INTO THE WATER BODIES WITHOUT ANY TREATMENT OF HARMFUL COMPOUNDS.
CAUSES OF WATER POLLUTION• MARINE DUMPING
• INDUSTRIAL WASTE
• SEWAGE, MAINLY FROM HOUSEHOLDS
• NUCLEAR WASTE
• OIL POLLUTION
• UNDERGROUND STORAGE LEAKS
POLLUTANTS• DETERGENTS.• DISINFECTION BY-PRODUCTS FOUND IN CHEMICALLY DISINFECTED DRINKING
WATER, SUCH AS CHLOROFORM.• FOOD PROCESSING WASTE, WHICH CAN INCLUDE OXYGEN-DEMANDING
SUBSTANCES, FATS AND GREASE.• INSECTICIDES AND HERBICIDES, A HUGE RANGE OF ORGANO-HALIDES AND
OTHER CHEMICAL COMPOUNDS.
EFFECTS ON HUMANS• DISEASES CAUSED BY:
• DRINKING CONTAMINATED WATER
• SWIMMING IN POLLUTED WATER• CONTACT WITH CHEMICALLY
POLLUTED WATER
EFFECTS ON ANIMALS 200 TURTLES IN AUSTRALIA’S
SURROUND WATERS DIE EACH YEAR BIRDS AND MAMMALS BECOME
COATED WITH OIL
CONTROL OF POLLUTION• SEWAGE TREATMENT• INDUSTRIAL WASTEWATER TREATMENT• AGRICULTURAL WASTEWATER TREATMENT• EROSION AND SEDIMENT CONTROL• CONTROL OF URBAN RUNOFF
MEASURES WE CAN OPT• TURN OFF RUNNING WATER• BE CAUTIOUS OF WHAT YOU POUR IN YOUR SINK/FLUSH DOWN YOUR TOILET • JOIN A SPECIAL SOCIETY DEVOTED TO THE PREVENTION OF WATER
POLLUTION• FERTILIZE CORRECTLY• PARTICIPATE IN CLEAN-UP• SPREAD AWARENESS