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EPA collects penalties for alleged automobile ‘defeat device’ violations by two Iowa companies

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The US Environmental Protection Agency (EPA) has reached settlements with two Iowa companies for allegedly tampering with car engines to render emissions controls inoperative, in violation of the federal Clean Air Act. According to EPA, Menzel Enterprises Iowa Inc.

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Iowa study suggests miscanthus would yield more biomass in Iowa soil than originally thought

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Miscanthus, a perennial grass with vast potential to produce biomass, would deliver even better yields than once thought in Iowa, according to research by agronomists at Iowa State University. The paper found that the miscanthus hybrid had low mortality rates when faced with harsh Iowa winters. Nicholas N. Boersma, Emily A.

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Iowa launches pilot program for E-30 blends

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Iowa Governor Terry E. Bill Northey and DOT Director Paul Trombino announced a new biofuels pilot program called “Fueling Our Future,” a public-private partnership that aims to assist in expanding the market for mid-level biofuels blends. Branstad, Lt. Kim Reynolds, agriculture Sec.

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EPA proposes Renewable Fuel Standard (RFS) volumes for 2023-2025; seeking input on future modifications

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The Iowa Soybean Association and Iowa Biodiesel Board also voiced concerns over the lackluster biodiesel growth proposed. The approval enables a more diverse feedstock supply for the clean fuels industry. However, the potential growth is not accounted for in the proposed volumes.

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Gevo to sell renewable natural gas to bp

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Gevo’s, wholly-owned dairy manure-based renewable natural gas (RNG) project company located in northwest Iowa—Gevo NW Iowa RNG, LLC (NW Iowa RNG)—has signed binding, definitive agreements with BP Canada Energy Marketing Corp. collectively, “bp” ) for the sale of NW Iowa RNG’s production.

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Gevo closes $68M Green Bond to finance RNG project

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has closed a $68,155,000 “Green Bond” private activity bonds offering to finance the construction of its renewable natural gas (RNG) project in Northwest Iowa. The feedstock for the RNG Project will be supplied by three dairy farms located in Northwest Iowa totaling more than 20,000 milking cows. Gevo received approximately $9.3

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U. of Iowa researchers find smoke impacts on severity of tornados

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University of Iowa researchers have found that smoke resulting from spring agricultural land-clearing fires in Central America and transported across the Gulf of Mexico intensified tornado conditions already in process in the United States. —Gregory Carmichael.

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