Remove Climate Change Remove Fuel Economy Remove Gas-Electric Remove Gasoline-Electric
article thumbnail

EPA GHG Inventory shows US GHG down 1.7% y-o-y in 2019, down 13% from 2005

Green Car Congress

The US Environmental Protection Agency (EPA) released its 28 th annual Inventory of US Greenhouse Gas Emissions and Sinks (GHG Inventory), which presents a national-level overview of annual greenhouse gas emissions from 1990 to 2019. from 2018 to 2019, and CO 2 emissions just from fossil fuel combustion decreased 2.7%

2005 418
article thumbnail

Hyundai Motor Group, Aramco and KAUST collaborate on new e-fuel for novel combustion system

Green Car Congress

Hyundai Motor Group will collaborate with the Saudi Arabian Oil Company (Aramco) and King Abdullah University of Science and Technology (KAUST) jointly to research and develop an advanced fuel for an ultra lean-burn, spark-ignition engine that aims to lower the overall carbon dioxide emissions of a vehicle.

Hyundai 448
article thumbnail

Toyota implements Atkinson cycle in non-hybrid ESTEC engine; up to 38% thermal efficiency and improved fuel economy

Green Car Congress

liter ESTEC (Economy with Superior Thermal Efficient Combustion) in-line 4-cylinder Gasoline Engine (1NR-FKE). Further, at low loads, the ESTEC engine improves fuel consumption by 11% in the JC08 mode. Improving the vehicle fuel economy is a must due to the climate change and energy issues.

article thumbnail

U Toronto LCA suggests that with CNG as primary vehicle energy source, EVs best targeted at non-attainment areas

Green Car Congress

This distinction can have important policy implications for regions that rely on non-petroleum sources of electricity, which is increasingly natural gas in much of the US. They then estimated the NPVs of climate change and human health impacts from the GHG and CAC emissions, respectively. —luk et al.

article thumbnail

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.

2017 199
article thumbnail

EIA projects US energy-related CO2 emissions to remain near current level through 2050; increased natural gas consumption

Green Car Congress

USenergy-related carbon dioxide emissions and fossil fuel energy consumption. In the United States, emissions associated with the consumption of petroleum fuels—motor gasoline, distillate, jet fuel, and more—have consistently made up the largest portion of CO 2 emissions.

Gas 220
article thumbnail

EPA annual inventory shows US GHG up 3.1% from 2017-2018

Green Car Congress

The 2020 edition of US Environmental Protection Agency’s (EPA) comprehensive annual report on nationwide greenhouse gas (GHG) emissions shows that emissions increased from 2017 to 2018 by 3.1% (after accounting for sequestration from the land sector). Source: EPA. >. through the uptake of carbon and storage in forests, vegetation and soils.

2018 243