
1) Climate change mitigation 2) Gas from beans 3) Green energy option 4) Renewable fuel
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https://www.crosswordclues.com/clue/biofuel

1) Grassoline
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https://www.crosswordclues.com/clue/biofuel

A biofuel is a fuel that contains energy from geologically recent carbon fixation. These fuels are produced from living organisms. Examples of this carbon fixation occur in plants and microalgae. These fuels are made by a biomass conversion (biomass refers to recently living organisms, most often referring to plants or plant-derived materials). Th...
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http://en.wikipedia.org/wiki/Biofuel

the fuel produced by the chemical and/or biological processing of biomass. Biofuel will either be a solid (e.g. charcoal), liquid (e.g. ethanol) or gas (e.g. methane).
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http://en.wikipedia.org/wiki/Glossary_of_environmental_science

Biofuel is defined as solid, liquid or gas fuel derived from recently dead biological material and is distinguished from fossil fuels, which are derived from long dead biological material.
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http://en.wikipedia.org/wiki/Glossary_of_fuel_cell_terms

(from the article `BiofuelsThe Next Great Source of Energy?`) A boom in the production of biofuel was under way in 2007, especially in the United States, where in January about 75 refineries for producing the ... The use of biofuels to substitute for fossil fuels as a way to combat global warming came under criticism in September ...
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http://www.britannica.com/eb/a-z/b/66

A liquid fuel or blending component produced from dry organic matter or combustible oils produced by plants. Examples of biofuel include alcohol (from fermented sugar), black liquor from the paper manufacturing process, wood, soybean oil, and biodiesel.Biofuels are used primarily for transportation....
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http://www.daviddarling.info/encyclopedia/B/AE_biofuel.html

A fuel produced from dry organic matter or combustible oils produced by plants. Examples of biofuel include alcohol (from fermented sugar), bio diesel from vegetable oil and wood.
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http://www.encyclo.co.uk/local/20453

A gaseous, liquid, or solid fuel that is rendered from raw biological material (plants, sewage, dry waste, cane sugar or wood pulp) through combustion or fermentation. ... There are a variety of ways to convert these bulky materials into fuels useful for industry and transport. The major biofuels produced biologically are biogas generated by anaero...
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http://www.encyclo.co.uk/local/20973

Gas or liquid fuel made from plant material (biomass). Includes wood, wood waste, wood liquors, peat, railroad ties, wood sludge, spent sulfite liquors,
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http://www.encyclo.co.uk/visitor-contributions.php

the fuel produced by the chemical and/or biological processing of biomass. Biofuel will either be a solid (e.g. charcoal), liquid (e.g. ethanol) or gas (e.g. methane).
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http://www.translationdirectory.com/glossaries/glossary306.php

It is a kind of fuel which is made from natural materials or waste.
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http://www.vidyagyaan.com/general-knowledge/science/important-botany-terms-

Solid, liquid or gaseous fuel that is derived from biomass; biomass that has been processed or converted into a more convenient form, principally to increase energy density; this may involve physical pre-processing simply to cut it into more manageable pieces or reduce the moisture content, or may involve thermal or chemical processing to convert i...
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http://www.wastaway.com/glossary/

biofuel 1. A solid, liquid, or gaseous fuel that is obtained from biological raw material; the conversion is accomplished through thermochemical or biological methods. 2. Gas such as methane or liquid fuel such as ethanol (ethyl alcohol) made from organic waste material, usually by microbial action. 3. A renewable fuel, e.g., biodiesel, biogas, and...
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http://www.wordinfo.info/words/index/info/view_unit/3927/

any fuel made from nonfossil organic matter, such as vegetable oil or ethanol.
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https://www.dancingrabbit.org/about-dancing-rabbit-ecovillage/vision/sustai
Click images to enlargeAny solid, liquid, or gaseous fuel produced from organic (once living) matter, either directly from plants or indirectly from industrial, commercial, domestic, or agricultural wastes. There are three main methods for the development of biofuels: the burning of dry organic wastes (such as househo...
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https://www.encyclo.co.uk/local/21221

A fuel produced from biomass.
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https://www.encyclo.co.uk/local/22829

Fuel produced from plant or animal matter such as corn or manure.
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https://www.globalchange.gov/climate-change/glossary

fuel, as wood or ethanol, derived from biomass.
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https://www.infoplease.com/dictionary/biofuel
No exact match found.