Remove Class Remove Emissions Remove Gas Remove Pollution
article thumbnail

New Emissions Analytics study suggests pollution from tire wear now 1,850 times worse than exhaust emissions

Green Car Congress

In early 2020, UK-based independent testing firm Emissions Analytics published a study claiming that tire particulate wear emissions were 1,000 times worse than exhaust emissions ( earlier post ). —Emissions Analytics. Quoting such ratios, however, needs careful interpretation.

Exhaust 539
article thumbnail

Plus and Cummins to develop first autonomous natural gas trucks; deployment in 2022

Green Car Congress

Plus (formerly Plus.ai), a leading company in self-driving truck technology, announced a new initiative with global engine manufacturer Cummins to develop the industry’s first driver-in, supervised autonomous trucks powered by natural gas. This combination will bring to market natural gas supervised autonomous trucks in 2022.

Gas 433
article thumbnail

EPA proposes stringent new emissions standards for light-, medium-, heavy-duty vehicles for MY 2027 and beyond

Green Car Congress

The US Environmental Protection Agency (EPA) announced two new proposed federal emissions standards spanning light-, medium- and heavy-duty vehicles for model year 2027 and beyond. The light-duty vehicle category includes passenger cars and light trucks consistent with previous EPA criteria pollutant and GHG rules.

EPA 210
article thumbnail

ClearFlame Engine Technologies completes on-road demo of Class 8 truck with Cummins X15 running E98 ethanol

Green Car Congress

The demonstration of ClearFlame’s engine technology was implemented by taking a Class 8 diesel truck running on a Cummins X15 500hp 15L heavy-duty engine—commonly used for long-haul truck and off-highway applications—and converting it to run on renewable E98 ethanol.

Engine 334
article thumbnail

NUS researcher links air pollution to increased residential electricity demand

Green Car Congress

The study, set in Singapore, suggests that better air quality will bring about climate co-benefits in reducing electricity generation via lower household demand, and thus mitigating carbon emissions. This is important for policymakers when forecasting and influencing future emissions paths in the context of climate change.

Pollution 275
article thumbnail

GM and EDF announce recommended principles on EPA emissions standards for Model Year 2027 and beyond

Green Car Congress

General Motors and Environmental Defense Fund announced a set of recommendations that seek to accelerate a zero-emissions, all-electric future for passenger vehicles in model year 2027 and beyond. Standards should also encompass class 2b and 3 vehicles, consistent with President Biden’s Executive Order.

EPA 186
article thumbnail

Biden orders 100% ZEV acquisition for Federal fleet by 2035, ZEV LDVs by 2027

Green Car Congress

US President Joe Biden has issued an executive order directing all Federal agencies to transition to a Zero-Emission Fleet. Under the order, each agency needs to achieve 100% zero-emission vehicle acquisitions by 2035, including 100% zero-emission light-duty vehicle acquisitions by 2027.

Fleet 360