g
a
b
w
i
n
d
o
r
e
a
e
f
j
c
r
u
i
s
e
a
s
o
l
a
r
h
s
d
o
b
u
t
t
j
g
l
k
i
k
h
a
k
f
h
e
o
m
r
r
o
d
c
b
u
e
r
o
s
e
l
e
r
f
u
f
r
g
i
p
e
w
o
o
d
d
s
m
f
r
f
i
n
i
y
r
f
m
a
d
b
e
h
h
l
o
t
t
a
l

geothermal

solar

hydro

biofuels

wind

wood