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American Trucking Associations says fleets could feel the brunt of stormwater runoff regulation changes proposed by the Environmental Protection Agency.

Tesla Inc. said the drop in pollution during coronavirus-related shutdowns could embolden governments that already have been making plans to eventually ban vehicles that run on fossil fuels.

The Environmental Protection Agency is seeking comments on proposed changes aimed at expanding and strengthening its permitting authority to regulate activities at motor freight transportation facilities, and other industrial sectors, that are often exposed to stormwater runoff.

LONG BEACH, Calif. — A panel representing the shipping industry spoke about the looming International Maritime Organization mandate that will require cargo vessels to burn low-sulfur diesel, and shippers and carriers said the requirements could lead to price increases or the rerouting of freight.

Faced with more people driving Colorado’s increasingly clogged roads and fouling air that’s flunking federal standards, state health officials this week embraced an alternative vision — that hundreds of thousands of drivers soon, if given options, will shift to zippier electric vehicles that don’t pollute and roll 300 miles on a charge.

Six months before ocean vessels will be required to burn low-sulfur fuel, such as diesel used in trucks, a U.S. Department of Commerce advisory committee disclosed recommendations to mitigate potential fuel shortages and price spikes.

A group of industry stakeholders is urging the Trump administration to take action to ensure adequate supplies of fuel for freight and air travel and home heating in advance of a change in the type of fuel the maritime industry will use beginning next year.

In the debate over climate change, the heaviest polluters — think: power plants, trucks and cars — get the most attention from policymakers. New research suggests a broader view might be called for.

SAN FRANCISCO — Federal officials said Oct. 24 that Chevron Corp. has agreed to pay a nearly $3 million fine and spend $160 million on environmental improvements and upgrading oil refineries to resolve allegations the company violated pollution laws.

FRESNO, Calif. — The Trump administration’s proposal to roll back national fuel-economy standards was headed for its second public hearing a day after California officials and scores of speakers blasted it as a danger to the environment and public health.