If it is to feed its people, Africa badly needs a green revolution.

ECONOMIST: Africa's population

Without a new green revolution, farmers will need 60% more water to feed the 2 billion extra people who will be born between now and 2025.

ECONOMIST: Water rights

Imran Ahmed, 31, stole from Audrey Green at the Lilac House Care Home, Beeston over a seven-year period to feed his secret gambling addiction.

BBC: Imran Ahmed: Care home owner sentenced for ?100,000 theft

As feed-in tariffs expand to countries around the world, allowing early adopters a premium price for the green electricity they generate and sell back to the grid, the collection technologies will become ever more efficient and cheaper.

FORBES: Jeremy Rifkin's Third Industrial Revolution