-
The
naturally-ooing ocre (0s) layer is the upper atmosphere
is beicial as it gille's the surs hanged UV radiation .
lover
Ozone in the atmospher is a
pollutant and contributes
towards the genation of emog
.
caused
-
Man-made chlaglarocarbons (CFC's) a hale to
gam is
rcare layer
the .
-
Chloric radicals are
gaved in the upper atmosphe when
every
UV radiation
causes C-CI bands to break
gran
[F(l > (Fullo + Do
The chane radicals ratalyse the decomposition of due to
-
free scre
,
these reactions because
,
they are
requested
.
They provide ran
alternative ante with love activation These reactions
energy
a .
contribute to the hole in the Ozae layer
.
Clo + 03 > C10 . + On
(10. + 03 > 202 + C ·