Sav
e
Tr
ees
Sav
e
Ear
t
h
1)
I
nt
r
oduct
i
on=)
Asweknowt
hatt
het
r
eesar
et
hepr
i
mer
ysour
ceofshel
t
erandf
oodf
ort
heani
mal
saswel
las
humanbei
ngsont
heear
t
h.
Tr
eesmustbesav
east
heypr
ov
i
deusal
ot
sofbenef
i
t
ssuchast
he
mai
nt
ananceofecol
ogi
calbal
anceoft
heear
t
hbyt
heemmi
sonofoxy
gen(
O)andt
heabsor
pt
on
of
cor
ban
di
oxi
de
(
co2)
.
2)
I
mpor
t
ance
of
sav
i
ng
t
r
ees=)
Ther
ear
emanyi
mpor
t
ancesoft
r
eesbuther
ewear
egoi
ngt
ohi
ghl
i
ght somemaj
ori
mpor
t
ance
oft
hem.
a)
I
thel
pst
he
env
i
r
nmentt
oananor
musamontofoxy
genandr
educet
het
oxi
ccor
bandi
oxi
deandpol
l
ut
ant
s
by
absor
bi
ng.
b)
I
t
i
s
al
so
cal
l
ed
"
The
Gr
een
Lungs
of
Ear
t
h"
.
c)
I
t
hel
ps
i
n
t
he
i
mpr
ov
ement
of
wat
er
qual
i
t
y
.
d)
t
r
ees
can
pr
ev
ent
soi
l
er
osi
on.
e)
Tr
ees
cambat
t
he
gr
een
house
ef
f
ect
.
f
)
Tr
ees
conser
v
e
ener
gy
.
g)
Tr
ees
can
pr
ev
ent
l
and
sl
i
di
ngs.
h)
Theonemosti
mpor
t
antf
act
ori
st
hatt
het
r
eesshi
el
dschi
l
der
nsf
r
om t
heul
t
r
av
oi
l
etr
ay
s.
(
Accor
di
ng
t
o
t
he
Resear
ch
of
US
Agr
i
cul
t
ur
e
Depar
t
ment
)
1acr
eoff
or
estabsor
bs6t
onsofcor
bandi
oxi
deandput
sout4t
onsofoxy
genwhi
chi
senought
o
meet
t
he
anual
needs
of
18
peopl
e.
3)
Concl
usi
on=)
soweshoul
dt
akeaser
i
ousst
epst
osav
et
r
eesandt
huswecansav
eear
t
h
wr
i
t
t
en
by
=)
Mohsi
n
al
i
shah
TheAr
t
i
cal
wr
i
t
er