article thumbnail

DTF: Diesel dominates commercial truck, transit and school bus fleets in US

Green Car Congress

Last year, Indiana had the largest number of new-generation diesel trucks registered (69.3%), followed by Utah (63.2%), Pennsylvania (62.8%), Texas (60.1%), Oklahoma (60.0%), Florida (59.1%), the District of Columbia (58.4%), Illinois (56.2%), Maryland (55.7%), and Wisconsin (55.5%). For the largest commercial trucks (Class 8), 62.5%

Diesel 468
article thumbnail

Diesel Technology Forum: 57% of all commercial diesel trucks on the roads in US are near-zero emissions models

Green Car Congress

of all commercial diesel trucks (Class 3-8) on the road are 2007 and newer and are equipped with particulate filters so they achieve near-zero emissions for particulates. That’s a 10.2% increase in one year (2022 vs. 2021). There isn’t a one-size or one-fuel fits all answer. —Allen Schaeffer

Diesel 284
article thumbnail

US Court of Appeals dismisses National Chicken Council challenge to EPA’s rulemaking on GHG reduction compliance for certain ethanol plants

Green Car Congress

The US Court of Appeals for the District of Columbia Circuit rejected a petition (Case Nº 10-1107) by the National Chicken Council, National Meat Association, and National Turkey Federation challenging the Environmental Protection Agency’s (EPA) rulemaking on the RFS2. contains certain minimum levels of “renewable fuel” on an.

article thumbnail

Engine products group files legal challenge to EPAs partial waiver for E15

Green Car Congress

The statute passed by Congress in 2007 states that fuels can’t be approved for the market that could cause any failures. AIAM supports renewable fuels, including ethanol. Earlier post.). A partial waiver, by its nature, necessarily will result in the misfueling of products not designed or tested for E-15 use.

Legal 218
article thumbnail

DC Circuit court vacates 2012 cellulosic RFS standard, affirms 2012 advanced biofuel standard

Green Car Congress

The United States Court of Appeals for the District of Columbia ruled this week in a case (#12-1139) brought by the American Petroleum Institute (API) against the US Environmental Protection Agency (EPA) ( earlier post ), and vacated the 2012 cellulosic biofuel RFS standard while affirming the 2012 advanced biofuel standard.

2012 244
article thumbnail

Engineered E. coli produce styrene from glucose

Green Car Congress

Here we demonstrate how, through the de novo design and development of a novel metabolic pathway, styrene can alternatively be synthesized from renewable substrates such as glucose. US imports and exports of styrene increased steadily from 1975 through 2007, from 7 million pounds to 1,475 million pounds for imports and from 574 million.

Engine 210
article thumbnail

DOE releases three reports showing strong growth in US fuel cell and hydrogen market

Green Car Congress

Support was provided by the US Department of Energy’s Energy Efficiency and Renewable Energy Fuel Cell Technologies Office. and funded through Argonne National Laboratory by the US Department of Energy’s Fuel Cell Technologies Office within the Office of Energy Efficiency and Renewable Energy. 2012 Fuel Cell Technologies Market Report.

Hydrogen 284