Remove 2018 Remove Light Remove Miles Remove Universal
article thumbnail

Study estimates fuel economy improvements to US light-duty vehicles from 1975–2018 saved 2T gallons of fuel, 17B tons of CO2

Green Car Congress

A team from the University of Tennessee and the National Renewable Energy Laboratory (NREL) has the fuel savings due to fuel economy improvements over the past 43 years amount to approximately two trillion gallons of gasoline. Estimated attribution of fuel savings due to fuel economy improvements to light-duty vehicles since 1975.

article thumbnail

Distance driven per person is still down from its maximum in 2004

Green Car Congress

The period covered is 1984 through 2018. The calculations used the total distances driven by all light-duty vehicles (cars and light trucks) from the Federal Highway Administration and the resident populations from ProQuest. from 1984 to 2004 (from 6,612 miles to 9,314 miles). population). Earlier post. )

2004 322
article thumbnail

ORNL researchers use stop-light cameras to reduce fuel consumption of less-efficient vehicles via traffic management

Green Car Congress

Approximately 6 billion gallons of fuel are wasted in the US each year as vehicles wait at stop lights or sit in dense traffic with engines idling, according to US Department of Energy estimates. Such camera systems do exist—including one produced by GRIDSMART , a company located just a few miles from the ORNL campus in East Tennessee.

Light 359
article thumbnail

Those who flew in 2020 had twice the environmental impact of those in 2019

Green Car Congress

The energy intensity of a transportation mode is calculated by dividing the amount of fuel used by the number of passenger miles traveled and converting the result into a common measure—Btu (British thermal units) per passenger mile traveled. Energy intensities of flying and driving, in Btu per passenger mile.

2019 313
article thumbnail

Gasoline consumption per capita in 2020 was on par with that in 1965

Green Car Congress

Because of the pandemic, there was a substantial reduction in 2020 in vehicle miles traveled. Overall , vehicle miles traveled in 2020 were down 13% compared with 2019. Not coincidentally, the first Corporate Average Fuel Economy (CAFE) standards for new cars and light trucks became effective with 1978 model-year vehicles.

2020 415
article thumbnail

Great Britain and the United States show the same pattern of recent changes in vehicle distance traveled

Green Car Congress

The years examined were 1993 through 2018. I documented recent changes in distance traveled per person for cars and light trucks in the United States in a study published last month.). A modest increase (rebound) between 2013 and 2018. The 2018 rate still down from its peak. The 2018 rate in Great Britain is down by 3.6%

article thumbnail

Riversimple introduces Rasa prototype two-seater fuel cell vehicle; 300 miles on 1.5kg H2; production version in 2018

Green Car Congress

million) grant from the Welsh government in 2015, the Rasa was designed for lightness, strength, affordability and safety. The result is a range of up to 300 miles (483 kg) on 1.5kg of hydrogen and a top speed of 60 mph. Riversimple Movement Ltd. Earlier post.) Supported by a £2-million (US$2.9-million)

2018 150