On the carbon intensity of ethanol
Recent studies have critically assessed the carbon intensity of ethanol and show that while the fuel has significantly improved over time, significant further improvements are to come.
Summary of Oct 2023 CARB workshop for Tier 5 non-road standards
California is looking to reduce NOx emissions from non-road engines by 90% and enforce particulate filters on all engines. Here is a summary of the latest workshop to get stakeholder feedback on Tier 5 standards.
Will Euro 7 close the gap with other major automotive markets on controlling destructive evaporative emissions?
Will the European Council support the Commission’s and Parliament’s commitment to enforce more stringent standards for refueling and evaporative emissions as part of Euro 7 ?
Summary of 2nd Life-Cycle Analysis for Transportation Symposium (LCATS)
Here is a summary of the second Life-Cycle Analysis for Transportation Symposium (LCATS) held on November 16–17, 2023, in San Antonio.
EU-Parliament-votes-for-stricter euro-7-but-with-delay
The EU Parliament has cast its vote on Euro 7, siding with the Commission on the stringency level but with some delays. This completes the trilogy, but the final season is yet to air.
Summary-of-EU-Council-proposal-for-euro-7-emission-standards
Here’s a look at the recent proposal by the EU Council on Euro 7 standards for passenger cars and heavy-duty vehicles.
Notes from the 2023 Sustainable Fleet Technology Conference
Notes from the 2023 Sustainable Fleet Technology Conference covering a wide range of practical issues for fleet decarbonization
CARB proposes to amend MY 2024 low NOx standard
Given the lack of MY 2024 compliant new engine introductions, California has proposed an amendment to its low NOx omnibus, providing more flexibility for legacy engines.
CARB deal with OEM on low NOx, electrification – and H2 ICE ?
California and Truck & Engine Manufacturers have reached a deal on low NOx and electrification targets in the state. This paves the way for more regulatory certainty but the challenges ahead are not diminished.
Technology Deepdive : Opposed piston engines
Opposed piston engines are being developed as a tool to reduce CO2 and NOx emissions from heavy-duty trucks. Here’s a deeper look into this technology and recent test results.