Compost
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Compost is a mixture of ingredients used as plant fertilizer and to improve soil's physical, chemical, and biological properties. It is commonly prepared by decomposing plant and food waste, recycling
Community-level composting in a rural area in Germany
Home compost barrel
Compost bins at the Evergreen State College organic farm in Washington
Materials in a compost pile
Green waste
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Green waste, also known as biological waste or yard waste, is any organic waste that can be composted. It is most usually composed of refuse from gardens such as grass clippings or leaves, and domesti
A bin filled with materials that comprise green waste, such as kitchen wastes and plant trimmings
Vegetable waste being dumped in a market in Hyderabad, India
Air pollution 3
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