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the claim

Corn-based ethanol produces lower lifecycle greenhouse gas emissions than gasoline.

the verdict
CONTESTED PARTIAL
Recorded sources
1 source for · 2 against

Counts group repeated records of the same source within each side. They do not measure evidence strength or source independence.

Is it true that Corn-based ethanol produces lower lifecycle greenhouse gas emissions than gasoline?

Partly. Evidence is mixed and only partial: one reference states lifecycle studies find corn ethanol cuts well-to-wheel GHG versus gasoline, while a modelling study finds corn ethanol nearly doubles emissions over 30 years once land-use change is counted, and another source argues models overestimate corn ethanol's climate benefits.

Verdict: CONTESTED PARTIAL · 1 source for, 2 against · Last checked

The private library was unavailable for some searches in this check. Missing library results are not evidence against the claim.

Evidence for · 1
Corn ethanol
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Corn ethanol. (n.d.). en.wikipedia.org. https://en.wikipedia.org/wiki/Corn_ethanol

Evidence against · 2
The sobering truth about corn ethanol -
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The sobering truth about corn ethanol - PMC Lock. (n.d.). pmc.ncbi.nlm.nih.gov. https://doi.org/10.1073/pnas.2200997119

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More against · 1
Use of U.S. Croplands for Biofuels Increases Greenhouse Gases Through Emissions from Land-Use Change
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Use of U.S. Croplands for Biofuels Increases Greenhouse Gases Through Emissions from Land-Use Change. (n.d.). cir.nii.ac.jp. https://doi.org/10.1126/science.1151861

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