The walls were built extra thick to save heat and energy-efficient appliances kept energy use low.

VOA: special.2009.10.27

It has decided to support selling more energy saving products such as low-energy light bulbs.

VOA: special.2009.07.17

JILL MIKUCKI: "We have a lot to learn from the microbes that survive in these kinds of environments and have adapted to these cold, low-energy systems.

VOA: special.2009.06.03

For example, the restaurant has very low lighting to conserve energy.

VOA: special.2009.04.10

This is the story of how one man combined LEDs with solar energy technology to bring high-quality, low-cost electric light to poor people around the world.

VOA: standard.2009.12.13

"We say,find more American energy and use less--energy that is as clean as possible, as reliable as possible, and at as low a cost as possible.

VOA: standard.2009.04.25

Buchanan Renewables President Joel Strickland says it is a low-cost, intermediate solution to Liberia's energy needs, while repairs to the Mt.Coffee hydroelectric facility are at least five years away.

VOA: standard.2009.09.13