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The long tailpipe is an argument stating that usage of electric vehicles does not always result in fewer emissions (e.g. greenhouse gas emissions) compared to those from non-electric vehicles.
Exhaust emissions can be reduced by making use of clean vehicle propulsion. The most popular modes include hybrid and electric vehicles . As of December 2020 [update] , China had the world's largest stock of highway legal plug-in electric passenger cars with 4.5 million units, representing 42% of the world's stock of plug-in cars.
The Environmental Protection Agency in April 2023 proposed requiring a 56% reduction in new vehicle emissions by 2032. US to soften tailpipe rules, slow EV transition through 2030 Skip to main content
Emissions from all non-road engines are regulated by categories. [49] In the United States, the emission standards for non-road diesel engines are published in the US Code of Federal Regulations, Title 40, Part 89 (40 CFR Part 89). Tier 1–3 Standards were adopted in 1994 and was phased in between 1996 and 2000 for engines over 37 kW (50 hp ...
The U.S. House of Representatives voted narrowly on Friday to repeal clean-vehicle rules adopted in March to cut tailpipe emissions by 50% from 2026 levels by 2032. House Republicans said the ...
The House voted narrowly to repeal clean vehicle rules adopted in March to cut fleetwide tailpipe emissions by 50% over 2026 levels by 2032. ... Cars and trucks make up the largest single source ...
In internal combustion engines, exhaust gas recirculation (EGR) is a nitrogen oxide (NO x) emissions reduction technique used in petrol/gasoline, diesel engines and some hydrogen engines. [1] EGR works by recirculating a portion of an engine's exhaust gas back to the engine cylinders .
They have had success watering down EPA tailpipe emissions rules in the past and some of their challenges are still pending and could be subject to the Supreme Court's Chevron decision. (Editing ...