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| biomass energy A renewable energy source that makes use of such biofuels as methane (biogas) generated by sewage, farm, industrial, or household organic waste materials. Other biofuels include trees grown in so-called "energy forests" or other plants, such as sugar cane, grown for their energy potential. Biomass energy relies on combustion and therefore produces carbon dioxide; its use would not, therefore, alleviate the greenhouse effect | |||
| 生物质能 生物量能量: 2 phrases in 2 subjects |
| Food service and catering | 1 |
| Technology | 1 |