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1. Pencemaran laut

 yuliantosuteja@gmail.com

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DEFINISI

Pencemaran :

kejadian dan masukan limbah dan dampak darilimbah tersebut terhadap lingkungan

Pencemaran Laut :

“the introduction by humans into the marine

environment, directly or indirectly, ofsubstances or energy that can lead todeleterious eects on e.g. biological systems,human health, sheries, or reduce the quality

of the environment for use by the leisureindustry” 

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 TIPE POLUTAN

Buangan limbah  material yangmengandung karbon

Nutrien *  pada

konsentrasi tinggi Logam berat *

Hidrokarbon *

Komponen organik sintetik

Plastik Radio-nuclida

Heat  

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SUMBER POLUTAN

Domestic euents

Industrial euents direct

!outfalls" and indirect!e.g. via atmos#here"$

%hi# origin !sin&ingtan&ers, 'ashing tan&s,

anti(fouling agents etc"

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)on(*oint %ource *ollution + comes from many sources

*oint(%ource *ollution + one s#ecic source

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Non point source

ebagianbesar

pencemaran di lautmerupakan non

pointsource ! i " c

 u l t  t o  c

 o n t r o l  a n

 d 

 c l e a n

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Point source   #rash dumping

ludge

dumping $il spills

ludge %rom ra&se&age dumpedinto oceans

http:''coastalcare(org')+',,'plastic-pollution'

lean-up is still di"cultBut easier than non-point source

pollution

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 AKIBAT POLUTAN

 #oksisitas pada tubuh

.%ek sub-lethal

Bioakumulasi pada jaringmakanan

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FATE POLUTAN DI LAUT

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FATE POLUTAN DI LAUT

umber :

iver runo 

 -tmos#heric de#osition

 -nthro#ogenic #ath'ays dum#ing,deliberate coastal discharge, oshoreo#erational discharge

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irculationpatterns:

transport2iamarinecirculatio

n system

/Harrison0),

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ea &aterreacti2ity :Biochemical Process

/Harrison0),

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OKSIGEN

P.N#3N4 5555o .lemen kimia penting di air

o !igunakan secara cepat untuk oksidasi

Biochemical oxygen demand(or biological oxygen demand),BOD

 #ingkat oksigen yangdigunakan'dikonsumsi mikroorganismeuntuk melakukan oksidasi :

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Hubungan oksigen dan Polutan 555

6ikroorganisme

melakukanoksidasiterhadappolutan yang

terdapat diperairan

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o %ree o%o7idi8ablematerial

o o7ygen le2el

is higho bacterial

population isrelati2e lo&

• the addition o%o7idi8ablepollutant

•

the o7ygen le2eldrops becausereaeration cannotkeep up &itho7ygen

consumption• the bacterial

population rises

• highbacterialpopulation

•

2ery lo&o7ygenle2els

• terminates&hen the

o7idi8ablepollutant ise7hausted

• the bacterial

populationdecreases

• the dissol2edo7ygen le2el

increases

the water regains itsoriginal condition

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6asalah yang berkaitan dengan B$! :

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LIMBAH YANG MEMERLUKAN OKSIGEN