UTILISATION
C H O I C E O F E N E R GY
R E S O U RC E
LECTURE 1A. PRIMARILY
NON-RENEWABLE ENERGY
SOURCES 1
, ENERGY RESOURCES
Supplementing free solar energy
99% of heat comes from the sun
Without the sun, the earth would be –240
0
C (-400 0F)
We supplement the other 1% with
primarily non-renewable energy
sources
2
, ENERGY RESOURCES
Renewable (16%) Non-renewable
Solar (84%)
Wind Oil
Falling, flowing water Natural gas
(hydro) Coal
Biomass Nuclear power
3