Pollution Effects on Humans

ÞolluLlon LffecLs on Pumansţ Anlmals ţ ÞlanLs and
Lhe LnvlronmenL
ÞolluLlon ls Lhe lnLroducLlon of conLamlnanLs lnLo a naLural envlronmenL LhaL
causes lnsLablllLyţ dlsorderţ harm or dlscomforL Lo Lhe ecosysLem example
physlcal sysLems or llvlng organlsmsŦ lL ls Lhe conLamlnaLlon of alrţ waLerţ or soll
by subsLances LhaL are harmful Lo llvlng organlsmsŦ ÞolluLlon has negaLlve lmpacL
on humansţ lL can elLher occur naLurallyţ for example Lhrough volcanlc erupLlonsţ
or as a resulL of human acLlvlLles such as spllllng of oll or dlsposal of lndusLrlal
wasLeŦ
ÞolluLlon effecLs are lndeed manyŦ 1here ls no doubL LhaL dlfferenL levels of
polluLlon are causlng a loL of damage Lo humansţ anlmalsţ planLsţ and Lhe general
envlronmenLŦ All Lypes of polluLlon have an lmpacL on Lhe llvlng envlronmenLţ Lhe
effecLs ln llvlng organlsms may range from mlld dlscomforL Lo serlous dlseases
such as cancer Lo physlcal deformlLles or mlsslng llmbs ln frogsŦ
LnvlronmenLal ÞolluLlon LffecLs Cn humans
We know LhaL polluLlon noL only causes physlcal dlsablllLles buL also physlologlcal
and behavloral dlsorders ln peopleŦ 1he followlng polluLlon effecLs on humans has
been reporLedť
LffecLs of alr polluLlon
O lL reduced lung funcLlonlng
O lL causes cancer
O lL causes lrrlLaLlon of eyes mouLh and nose
O lL causes headaches and dlzzlness
O ÞremaLure deaLh
O lL brlngs asLhma aLLacks
O lL causes premaLure deaLh
LffecLs of WaLer ÞolluLlon
aŦ)WaLer born dlseases caused by polluLed drlnklng waLerť
O 1yphold
O Amoeblasls
O Pookworm
bŦ)WaLer born dlseases caused by polluLed beach waLerť
O 8esplraLory lnfecLlon
O PepaLlLls
O ularrhea
O vomlLlng
O SLomach aches
cŦ) CLher effecL
O WaLer polluLlon may also resulL from lnLeracLlons beLween waLer and
conLamlnaLed soll
O uamage Lo people may be caused by flsh foods comlng from polluLed
waLer(eŦg a hlgh mercury levels ln flsh)
O uamage Lo people may be caused by vegeLable crops grown and washed
wlLh polluLed waLer
LffecLs of soll polluLlon
O lL causes cancer
O lL causes leukemla
O Lead ln soll ls very dangerous because lL cause developmenL changes ln Lhe
braln for younger chlldren
O Mercury can lncrease Lhe rlsk of kldney damage
O lL also cause faLlgueţ headacheţ eye lrrlLaLlon and skln rash
O ConLamlnaLlon of crops grown ln polluLed soll brlngs up problem wlLh food
securlLy
LffecLs of nolse polluLlon
1Ŧ lL decreases Lhe efflclency of man
2Ŧ lL cause lack of concenLraLlonŴ mosLly all offlces on Lhe maln roadţ so Lhe
nolse of dlfferenL Lype of horns dlverL Lhe aLLenLlon of many offlce workers
3Ŧ laLlgueŴ people cannoL concenLraLe on Lhelr work wlLh nolse Lhey fell Llred
4Ŧ AborLlonŴ durlng pregnancy Lhere should be cool and calm aLmosphereŦ
nolse can cause aborLlon Lo females
3Ŧ lL aLLacks on Lhe persons peace of mlnd so lL causes hlgh pressure
LnvlronmenLal ÞolluLlon effecLs on Anlmals
LffecLs of Alr polluLlon
O Acld raln lL ls formed ln Lhe ralnŦ lLs desLroys flsh llfe ln lakes and sLreams
O Czone ln Lhe lower aLmosphere may damage lung Llssues of anlmals
O Lxcesslve ulLravlolenL radlaLlon comlng from Lhe sun eroded by some alr
polluLanLsţ lL may cause skln cancer ln wlldllfe
LffecLs of waLer polluLlon
O Chemlcal conLamlnaLlon can cause decllnes ln frog blodlverslLy and Ladpole
mass
O Cll polluLlon can negaLlvely affecL developmenL of marlne organlsmsţ affecL
reproducLlve processesţ llver and kldney damage and damage Lo Lhe
nervous sysLemŦ
O Mercury ln waLer can cause abnormal behavlorţ slower growLh and reduced
reproducLlon and deaLh
O ÞerslsLenL organlc polluLanLs may cause decllnes ţ deformlLles and deaLh of
flsh llfe
O 1oo much ordlnary salL may klll anlmals ln waLer (sodlum chlorlde)
LffecLs of Soll ÞolluLlon
O Small llfe forms may consume harmful chemlcals whlch may be Lhen
passed up Lhe food chaln Lo larger anlmalsŤ Lhls may lead Lo lncrease
morLallLy raLes and anlmal exLlncLlonŦ
O lL desLroys some layers of Lhe prlmary food chaln
LffecLs of nolse ÞolluLlon
O lL damages Lhe nervous sysLem of anlmals
O 1he anlmal looses conLrol of lLs mlnd
O 1hey become dangerous
LnvlronmenLal ÞolluLlon LffecLs on
1rees and ÞlanLs
LffecLs of Alr ÞolluLlon
O Acld raln can klll Lrees and desLroy Lhe leaves of planLs
O Czone holes ln Lhe upper aLmosphere can allow excesslve ulLravloleL
radlaLlon from Lhe sum Lo enLer Lhe earLh causlng damage Lo planL and
Lrees
O Czone can also decay planL cells dlrecLly by enLerlng sLomaLa
LffecLs of WaLer ÞolluLlon
O ÞlanLs may be kllled by Loo much sodlum chlorlde ln waLer(ordlnary salL)
O ÞlanLs may be kllled by herblcldes ln waLerť herblcldes are chemlcals whlch
are mosL harmful Lo planL
O ÞlanLs may be kllled by mud from consLrucLlon slLes
O lL may dlsrupL phoLosynLhesls ln aquaLlc planLs
O 1erresLrlal and aquaLlc planLs may absorb polluLanLs from waLer
LffecLs of Soll ÞolluLlon
O lL may alLer planL meLabollsm and reduce crop ylelds
O 1rees and planLs may absorb soll conLamlnanLs and pass Lhem up for Lhe
food chaln
LffecLs nolse ÞolluLlon
nolse ÞolluLlon causes poor quallLy of crops ln pleasanL aLmosphereŦ


nAMLť laLlma Adamu 8alanLl
lu nCť 112693
CCu8SLť LnC102
8esearch on ÞolluLlon effecLs on humanţ
anlmalsţ planLs and Lhe envlronmenL
8eferenceť publlsherŴ !ay uavlsŦŦ Anderson, D.W. and J.J. Hickey. 1972. Eggshell changes
in certain North American birds. Proceeding of the 15th Ìnternational Ornithological
Congress. Pp. 514-540.