Having enough power for heat and light have become serious concerns in the Tokyo area in the midst of the emergency unfolding at the Fukushima nuclear power plant to the north.

FORBES: In Tokyo, Shortages And Fear Now Abound

Somebody is going to build wind towers and wind turbines and create the power that's going to light our homes and heat our homes and cool our homes for decades to come.

WHITEHOUSE: Press Briefing

The result is that too many poor countries have failed to deliver adequate power to their industries, or heat and light to their citizens.

ECONOMIST: At last, a market for energy

Supermarket giant Tesco has recently been given a green light to build Britain's first ever straw-powered Combined Heat and Power (CHP) plant to meet the electricity and heating needs of one of its distribution centres.

BBC: Time to encourage biomass growth

Say what you will about the benefits of better light bulbs, the big show for reducing energy waste at large hospitals is clean heat and power.

FORBES: Heal Thy Self: U.S. Hospitals Are Huge Energy Hogs