Letter: We need safer environmental regulations

An American Heart Association estimation found there are up to 2,000 premature deaths every year in Utah from air pollution.I recently stumbled upon a 1989 paper from C. Arden Pope III titled “Respiratory Disease Associated with Community Air Pollution and a Steel Mill, Utah Valley.” This paper tested the relationship between PM10 levels and hospital admissions for respiratory diseases. Their findings showed when 24-hour PM10 monthly averages exceeded 150 micrograms per meter cubed,