LiveScience: Air pollution may be responsible for more than 2 million deaths around the world each year, according to a new study.
The study estimated that 2.1 million deaths each year are linked with fine particulate matter, tiny particles that can get deep into the lungs and cause health problems.
Exposure to particle pollution has been linked with early death from heart and lung diseases, including lung cancer, the researchers said; meanwhile, concentrations of particulate matter have been increasing...