Fact: What is ethanol?
Ethanol is an alcohol-based fuel that can be blended with gasoline and is commonly produced from crops such as corn or sugarcane.
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Fact: Why is it blended?
Governments and fuel producers blend ethanol with gasoline to meet fuel standards and to reduce reliance on petroleum-based fuels in some markets.
Source: U.S. Environmental Protection Agency – Renewable Fuel Standard
Fact: Potential environmental effects
Life-cycle studies show that ethanol can reduce some greenhouse gas emissions compared with gasoline, but results depend on feedstock, production methods, and land use.
Fact: Concerns raised in research
Research also highlights concerns related to land use change, fertilizer use, water demand, and food crop competition in some ethanol production systems.
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