For generations people have talked of the ‘Population Explosion’ but it never seemed possible to run out of space.
A quick comparison of population densities between major cities like Mumbai, with nearly 30,000 people per square kilometre, and the world average for dry land of only 46 per km2 shows that there is room for many more yet.
However, the physical needs of the billions that will live on Earth after just one more generation present a challenge of alarming proportions.
Energy to sustain economic growth
Energy is a fundamental requirement for human existence, especially in colder climates and urban environments where traditional resources are limited.
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