The worm's waste, or castings, should be ready to use as compost within two to six months.

VOA: special.2011.07.05

She explains that you can make a compost pile or dig a pit or use a waste container with holes cut in the side.

VOA: special.2009.06.23

But I do not recognize the right to waste them, nor to rob -- by wasteful use -- the generations that come after us."

VOA: special.2010.08.12

They use biomass fuels like wood,crop waste, animal waste or coal.

VOA: special.2010.02.01

And farmers can use camel waste to fertilize their crops.

VOA: special.2009.01.13

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