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

VOA: special.2009.10.27

Chinese Society Entrepreneurs and Ecology represents 130 businessmen who have embraced the principles of green economy: one builds energy efficient high-rise buildings;

VOA: standard.2010.02.24

The hotels use energy-saving lights and appliances, buy local wine and produce for their restaurants, compost organic waste, donate old linens and towels to charities, and use an energy-efficient, "green" local laundry.

VOA: standard.2009.03.30

He's also decided to give up leadership in Light up the World Foundation to start a company in India that will develop a more energy-efficient and cheaper lighting system that he hopes will bring even more light to the world's poor.

VOA: standard.2009.12.13