Researchers in Nigeria say water in diesel emulsions could significantly reduce nitrogen oxides and particulate emissions ...

Scientists discover that adding water to diesel fuel could slash nitrogen oxide emissions by 67% and particulate matter by 68%—without expensive engine modifications or retrofits.

Scientists are exploring a surprisingly simple way to clean up diesel engines: adding tiny droplets of water to the fuel. During combustion, the water rapidly vaporizes, triggering micro-explosions ...

An Environmental Protection Agency report released Tuesday shows concentrations of fine-particle pollution have declined in most of the country in the last five years , especially in Southern ...

Older diesel trucks sit at the center of a policy fight that touches public health, climate goals, and the economics of freight. Regulators see high-emitting engines as a lingering liability from an ...

Diesel exhaust particles can disturb the function of human brain immune cells, known as microglia, according to a recent study led by the University of Eastern Finland. The findings, published in ...

For two decades, Margarita Garcia has been fighting to end pollution in her neighborhood. The 82-year-old retired hairdresser has white-streaked hair and a love for cracking jokes. She lives on the ...

Oregon will delay enforcing a rule that requires truck manufacturers to gradually increase electric truck sales in light of industry difficulties and Trump administration tariffs and threatened ...

The U.S. Environmental Protection Agency has made $9 million in grant funding available for clean diesel projects to reduce diesel pollution and emissions exposure from the nation's existing fleet of ...

FRANKFURT, Germany — Germany’s car industry, already under scrutiny for concealing excess diesel pollution, suffered fresh damage to its reputation Monday after prosecutors said a top Volkswagen ...

Air pollution caused by cruise ships docking in Seattle is expected to be reduced by one-third by plugging Princess Cruises' ships into dockside electrical outlets instead of powering the ships by ...