Cheaper cars often pollute more by producing dirtier exhaust than expensive ones, linking personal budgets to neighborhood ...

Scientists said the findings 'reverse the usual pattern' where wealthy households typically cause more greenhouse gas ...

More expensive cars emit lower levels of pollution—meaning that motorists owning cheaper, higher-emitting vehicles contribute ...

Sport utility vehicles and other larger cars are becoming more and more common, and this is dangerous for our health in many ways. But we have ways to counter "carspreading", says Anthony Laverty ...

For years the Environmental Protection Agency has pushed carmakers to reduce how much vehicles contribute to climate change. Today the EPA laid out plans to not just weaken those rules, but end them ...

New Hampshire’s participation in a regional agreement to limit pollutants that create ozone relies on having a vehicle ...

Researchers from the University of Southampton in the U.K. found that the microscopic particles released from some brake pads can be more harmful than the fumes from diesel engines. The study focused ...