Ozone levels have sizeable impact on worker productivity

Researchers in the Department of Health Policy and Management at Columbia's Mailman School of Public Health assessed the impact of pollution on agricultural worker productivity using daily variations in ozone levels. Their ...

Demonstrating value remains elusive goal

Providing evidence of value remains an elusive goal for academic libraries across geographic borders, according to a new report published today. The findings are the results of a six-month research project commissioned by ...