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EPA trends report finds MY 2021 fuel economy remained flat at a record high while CO2 levels hit new low

Green Car Congress

The US Environmental Protection Agency (EPA) released its annual Automotive Trends Report , which shows that model year (MY) 2021 vehicle fuel economy remained at a record high—but flat with MY 2020 fuel economy—while CO 2 emission levels reached a new record low. Source: EPA. Source: EPA. SOurce: EPA.

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EPA trends report sees record levels of average new vehicle fuel economy and CO2 emissions for MY 2012; role of new gasoline vehicle technologies

Green Car Congress

MY 2012 adjusted fuel economy is 23.6 mpg fuel economy improvement from MY 2011 to MY 2012 is the second largest annual improvement in the last 30 years. l/100 km) fuel economy, which, if achieved, will again represent all-time records. Click to enlarge. l/100 km), which is 1.2 mpg, or 22%. Click to enlarge.

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EPA: US GHG fell 0.5% y-o-y in 2017; power sector down by 4.2%, transportation up 1.21%

Green Car Congress

Year-over-year, US greenhouse gas emissions were 0.5% lower in 2017 than the prior year (after accounting for sequestration from the land sector), and power sector emissions fell 4.2%, according to the 2019 edition of the US Environmental Protection Agency’s (EPA) annual report on greenhouse gas (GHG) emissions.

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EPA: US greenhouse gases up 2% in 2013; increased coal consumption, cool winter

Green Car Congress

over the prior year, according to the EPA’s newly published Inventory of US Greenhouse Gas Emissions and Sinks: 1990–2013. Transportation emissions increased as a result of a small increase in vehicle miles traveled (VMT) and fuel use across on-road transportation modes. MMT CO 2 in 2004, and since then have declined about 13%.

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DOE awards $1.5M to Gentherm (Amerigon) for thermoelectric-based energy recovery system for heavy-duty vehicles; expands existing LDV program

Green Car Congress

The TEG technology, which converts waste heat from gas exhaust into electric energy and has the potential to improve passenger car fuel efficiency by as much as 5%. The DOE-funded Amerigon thermoelectric project originally began in 2004 as one of several projects targeting fuel economy improvements in light-duty vehicles of 10%.

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Chrysler and EPA to partner on hydraulic series hybrid powertrain for light duty vehicles

Green Car Congress

The technology has shown substantial increases in fuel economy when compared with traditional powertrains in the same type of vehicles. Components of the hydraulic hybrid system include a 117 cc engine pump, a 45 cc drive electric motor and a two-speed automatic transmission. liter, inline four-cylinder gasoline engine.

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EPA: US Greenhouse Gas Emissions Rose 1.4% in 2007

Green Car Congress

The US Environmental Protection Agency (EPA) has released the national greenhouse gas inventory, which finds that overall emissions during 2007 increased by 1.4% Tg in 2004, and since then have declined about 3%. 2009 US Greenhouse Gas Inventory Report. from the previous year.

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