Vehicle Technology Shifts Tee Up Long-Term Emissions Puzzle For EPA

Multiple potentially transformative technological shifts among passenger vehicles are creating a long-term challenge for EPA as it tries to limit carbon and conventional air emissions from the sector, with one top agency official warning of a possible pollution “dystopia” if increased vehicle trips from ride hailing are not paired with vehicle electrification. Particularly from a climate change perspective, the dynamic is exacerbated by the Trump administration's aggressive plan to roll back Obama-era light-duty vehicle GHG and fuel economy standards by...