ESS200A
Prof. Jin-Yi Yu
Greenhouse Effect
heat
sunlight
§
allow sunlight to come in
§
trap heat inside the house
Greenhouse
Atmosphere
S/4 * (1-A)
s
T
S
4
s
T
A
4
s
T
A
4
At the top of
the atmosphere:
S/4*(1-A) =
s
T
A
4
č
T
A
=T
e
=
255K
For Earth’s surface:
S/4*(1-A)
+
s
T
A
4
=
s
T
S
4
č
T
S
=1.19T
A
=
303K