GE2306 Energy and Technology. History of Energy Consumption Human population and energy requirements...

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GE2306 Energy and Technology
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Transcript of GE2306 Energy and Technology. History of Energy Consumption Human population and energy requirements...

GE2306

Energy and Technology

History of Energy Consumption

• Human population and energy requirements have grown rapidly.

• We threaten our environment.

We are now consuming 115 times more!

Humans & Nature

Humans see themselves as some privileged being allowed to exploit the world's resources for his own benefit. However, the ecosystem is in a delicate balance, which means that by altering any one part you affect all the others.

Air Pollution in Hong Kong

Lucky day

Bad day

Emission from a power plant

Alternative Energy: Solar heating in different countries