Present world energy is equivalent to 5 TWe.

With all the oil wells located around the world energy security has become a main issue to ensure the safety of the petroleum that is being harvested.

Solar would provide 100 percent of the current world energy needs by 2027 if exponential consumption continues.

Solar would provide 100 percent of the current world energy needs by 2027 if the biannual doubling of generation continues.

Global oil demand has fallen at its fastest rate since 1982, according to BP PLCs statistical review of world energy.

British Petroleum has used it for its annual review of world energy, published this month.

So pumping the water from Europe will probably also take 0.25 TWe, 5% of present world energy.

Try to keep all world energy, everywhere, flowing in one direction and your efforts will burst and fail into enemy glory.

Today 450 nuclear reactors produce 2.5% of world energy and 6% of European energy demands.

But even before Japan's period of rapid economic growth ended with the world energy crisis critics were calling the Expo a dystopia that was removed from reality.