Values of Biodiversity, Threats to Biodiversity

8/17/2019 Values of Biodiversity, Threats to Biodiversity

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VALUES OF

BIODIVERSITYMARILYN C. LAQUINDANUM


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What is the value o

BIODIVERSITY !


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Values a"e su#$e%tive&&

Whe' I a( hu')"* a +ate ,al(

)ives (e oo+. Whe' (* #ell* isull- #ehol+ the t"ee is #eautiul.. Be+oui' /"ove"#


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Values o Bio+ive"sit*

The "ole o #io+ive"sit* i' ,"ovi+i')e%os*ste( se"vi%es is t0ool+.

Fi"stl*- #io+ive"sit* is +i"e%tl* use+ asa sou"%e o" oo+- 1#e"- uel a'+ othe"e2t"a%ta#le "esou"%es.

Se%o'+l*- #io+ive"sit* ,la*s a'i(,o"ta't "ole i' e%os*ste(,"o%esses ,"ovi+i') the "e)ulati')-

%ultu"al a'+ su,,o"ti') se"vi%es.


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The ENVIRONMENTALVALUE o #io+ive"sit* %a' #e

ou'+ #* e2a(i'i') ea%he%os*ste( ,"o%ess a'+

i+e'ti*i') the e%os*ste(se"vi%es that "esult.


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I' 0etla'+s the ve)etatio'%a,tu"es 0ate" %a""ie+se+i(e't a'+ the soilo")a'is(s #"ea3 +o0' a "a')eo 'ut"ie'ts a'+ ,olluta'ts

0ashe+ i'to the a"ea.4These ,"o%esses

,"ovi+e the e%os*ste( se"vi%e o ,u"i*i') 0ate"5


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Fo"est "e)ulate the a(ou't o

%a"#o' +io2i+e i' the ai" #*"eleasi') o2*)e' as a #*,"o+u%t+u"i') ,hotos*'thesis- a'+ %o't"ol

"ai'all a'+ soil e"osio'


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ECONOMIC VALUE

The e%o'o(i% ,ote'tial o#io+ive"sit* is i((e'se i' te"(s ooo+- (e+i%i'al- ethi%al a'+ so%ialvalues. Bio+ive"sit* o"(s the

(a$o" "esou"%e o" +i6e"e'ti'+ust"ies- 0hi%h )ove"' the 0o"l+e%o'o(*.


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The salie't eatu"es "e)a"+i') the e%o'o(i%al,ote'tial o #io+ive"sit* a"e )ive' #elo07

8. The (a$o" uel sou"%es o the 0o"l+i'%lu+i') 0oo+ a'+ ossil uels havethei" o"i)i' +ue to #io+ive"sit*.

9. It is the sou"%e o oo+ o" alla'i(als a'+ hu(a's.


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;. Ma'* i(,o"ta't %he(i%als havethei" o"i)i' "o( the +ive"se


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INSTRUMENTAL VALUE

The useul'ess o a s,e%ies to us i'

,"ovi+i') e%o'o(i% o" e%olo)i%alse"vi%es

Ca' #e USE a'+ No'Use Value


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Use Value E%otou"is

(- oo+-lu(#e"-

+"u)s a'+)e'eti%

i'o"(atio'

e%o'o(i%#e'e1ts>,ote'tial

#e'e1ts i' the

o"( oe%o'o(i%)oo+s a'+

se"vi%es-e%olo)i%alse"vi%es-

"e%"eatio' a'+

s%ie'ti1%


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No' Use value

No a%tual %a,ital is"e?ui"e+.

I't"i'si% value> E2iste'%evalue

Satisa%tio' o 3'o0i') ite2ists- eve' thou)h *ou 0ill

'eve" see it o" use it.


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Aesthetic

Valuea,,"e%i

ate'atu"e

o" its#eaut*.


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Be?uest value

/eo,le 0ill ,"ote%t 'atu"al %a,ital sothat it %a' #e use+ #* utu"e)e'e"atio's


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Values o Bio+ive"sit*Ethical and Moral Value

Ethi%al values "elate+ to#io+ive"sit* %o'se"vatio' a"e

#ase+ o' the i(,o"ta'%e o,"ote%ti') all o"(s o lie.

All o"(s o lie have the "i)ht to

e2ist o' ea"th. Ma' is o'l* as(all ,a"t o the Ea"th@s )"eata(il* o s,e%ies.


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Do'@t ,la'ts a'+ a'i(als have a'e?ual "i)ht to live a'+ e2ist o' ou"

,la'et 0hi%h is li3e a' i'ha#ite+s,a%eshi,!

Mo"alit* a'+ ethi%s tea%h us to

,"ese"ve all o"(s o lie a'+ 'ot toha"( a'* o")a'is( u''e%essa"il*.


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Th"eats to/hili,,i'e

Bio+ive"sit*


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Th"eats to Bio+ive"sit*

INCREASIN UMAN /O/ULATIONWith the %ou't"*@s a''ual ,o,ulatio' )"o0th

"ate o 9.=- ,ove"t*- la'+less'ess a'+a#se'%e o se%u"e te'u"e "i)hts ove"se%o'+a"* o"est a"eas o" lo))e+ove" a"eashave #e%o(e att"a%tive o" %o've"sio' i'to

a)"i%ultu"al la'+ a'+ settle(e'ts


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Th"eats toBio+ive"sit*

The +a(a)e to the%ou't"*@s o"est a"easa'+ #io+ive"sit*the"ei' is e2e(,li1e+#* a 9.8 a''uallost i' o"est %ove"+u"i') the ,e"io+99.

40hi%h is %o'si+e"e+the se%o'+ astest i'

Southeast Asia 'e2t toM*a'(a" a'+ th astest i' the 0o"l+.

INDISCRIMINATELOGGING

- literally chanesthe !orestlandsca"e#


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Th"eats toBio+ive"sit*

The th"eat is%o(,ou'+e+ #* the a%tthat (ost o the

%ou't"*@s ,"io"it*%o'se"vatio' a"eas sit o'to, o hu)e (i'e"al"ese"ves.

Thus the"e a"e (a'*a"eas o si)'i1%a't#io+ive"sit* 0ithove"la,,i') te'u"ial

i'st"u(e'ts- a'+ 0ith%o'


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OVER- $ARVESTING O%

RESOURCES su%h as (e+i%i'ala'+ o"'a(e'tal ,la'ts a'+ 0il+a'i(als o" t"a+e a'+ +o(esti% use

has %o't"i#ute+ to ha#itat+e)"a+atio' a'+ +"a(ati% "e+u%tio'si' s,e%ies ,o,ulatio'.


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IN%RASTRUCTURE

DEVELO&MENTSu%h as (a$o" i'+ust"ies- "oa+

'et0o"3s- i""i)atio' - 0ate"

"esou"%es- ,o0e" a'+ e'e")*,"o$e%ts a6e%t #io+ive"sit*.


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/OLLUTION


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Co"al Rees %ove" 8 o the0o"l+’s o%ea's9 o all (a"i'e s,e%ies live i'%o"al "ees. A'+ eve' (o"e

s,e%ies use %o"al "ees as 0ell-(ostl* as a 'u"se"* o" la"vae.Mostl* %o((e"%iall* 1she+s,e%ies have a %o''e%tio' to

%o"al "ees

D " a) ,i% t u" e t o ,la% ehol+ e" o" % li% 3 i% o' t o a+ +


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Co"al Rees %a' o'l* su"vive i' o%ea's0ith %lea" 0ate" a'+ e0 'ut"ie'ts atthe i+eal te(,e"atu"e a'+ +e,th.


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Co"al "ees a'+ /ollutio'

/ollutio' (ostl* "o( e"tiliGe"s o"se0a)e %auses i'%"ease o'ut"ie'ts

Mo"e 'ut"ie'ts %ause i'%"ease o

al)ae )"o0th

This +e%"eases the o2*)e' a'+tu"#i+it*

The ,hotos*'theti% Hoo2a'thelle%a''ot )et e'ou)h li)ht a'+ %o"al+ies


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INVASIVE S&ECIES

'o''ative to the e%os*ste( 0hose i't"o+u%tio'%auses e%o'o(i% o" e'vi"o'(e'tal ha"( o" ha"( tohu(a' health

I(,li%ate+ i' the e2ti'%tio' o (a'* s,e%ies

I't"o+u%e+ #* hu(a' i'volve(e't ,"i(a"il*

4e2.- soil 0ith a ,o,ulatio' o 'ative i'se%ts to

a'othe" %ou't"*5

Also i't"o+u%e+ #* 'atu"e

4e2.-


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Th"eats to Bio+ive"sit* I'vasive s,e%ies ote' ,ush out 'ative

s,e%ies.• mice (Australia)

• Introduced to Australia from Europe

(stowaways on cargo ships)

• Cost farmers millions of dollars in lost crops.

• Lack of predators to keep the population

stale.


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• kud!u (southeastern "nited #tates)• Introduced from southeast Asia (ornamental house

plant)

• #pread too $uickly. %Chokes& out nati'e species. ow

classified as a prolematic weed species.


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The (ost (a$o" th"eats to #io+ive"sit*7

u(a' Dis"e)a"+ a'+ Ca"eless'ess

/o,ulatio' "o0th7 Esti(ate+ #ase+o' e2,e%te+ hu(a' ,o,ulatio')"o0th o"e%ast a i'%"ease i''u(#e" o th"eate'e+ s,e%ies #*

99- a'+ a 8= i'%"ease #* 9


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So, what can we do???

• Conservation methods can help

protect and restore ecosystems.


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Tha'3 You

Documents

Values of Biodiversity, Threats to Biodiversity