TAG: "Air pollution"

Air quality & ear infections


uch_ucla_shapiroA new study by researchers at UCLA and Brigham and Women’s Hospital in Boston suggests that improvements in air quality over the past decade have resulted in fewer cases of ear infections in children.

Ear infections are one of the most common illnesses among children, with annual direct and indirect costs of $3 billion to $5 billion in the United States.

“We believe these findings, which demonstrate a direct correlation between air quality and ear infections, have both medical and political significance,” said study co-author Dr. Nina Shapiro, director of pediatric otolaryngology at Mattel Children’s Hospital UCLA and an associate professor of surgery at the David Geffen School of Medicine at UCLA. “The results validate the benefits of the revised Clean Air Act of 1990, which gave the Environmental Protection Agency more authority to implement and enforce regulations reducing air-pollutant emissions. It also shows that the improvements may have direct benefit on health-quality measures.”

The research appears in the February issue of Otolaryngology–Head and Neck Surgery, the official peer-reviewed publication of the American Academy of Otolaryngology–Head and Neck Surgery Foundation.

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Monitoring air pollution


uch_ucsd_CellAirPollutionYou want to go for a run, but you don’t want to run in polluted air that might aggravate your asthma. UC San Diego computer scientists are creating a network of environmental sensors that will help you avoid air pollution hot spots that exist exactly when you are planning your route. The system will provide up-to-the-minute information on outdoor and indoor air quality, based on environmental information collected by hundreds, and eventually thousands, of sensors attached to the backpacks, purses, jackets and board shorts of San Diegans going about daily life.

This is “CitiSense”—the vision of computer scientists from the UC San Diego Jacobs School of Engineering. The interdisciplinary team recently won a $1.5 million grant from the National Science Foundation (NSF) to solve the many technical challenges that stand in the way of applications that merge the cyber and physical worlds.

“San Diego County has 3.1 million residents, 4,000 square miles, and only five official EPA air quality monitors. We know about the air quality in those exact spots but we know much less about the air quality in other places. Our goal is to give San Diegans up-to-the-minute environmental information about where they live, work and play—information that will empower anyone in the community to make healthier choices,” said William Griswold, the principal investigator on the grant and a professor in the Department of Computer Science and Engineering (CSE) at the UC San Diego Jacobs School of Engineering.

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Energy production & health


uch_lbl_coalplantA report just released by the National Academies of Science estimates the “hidden” costs of energy production and use. These costs, which include human health effects, physical damages to buildings and other structures, and reduction in grain crop harvests caused by air pollution are not reflected in market prices of coal, oil, other energy sources, or the electricity and gasoline produced from them.

Known to economists as external costs, the report estimated these costs at $120 billion in the U.S. in 2005,  Health damage from air pollution associated with electricity generation and motor vehicle transportation is the largest single item.

Thomas McKone, a senior scientist in Lawrence Berkeley National Laboratory’s Environmental Energy Technologies Division (EETD), and Adjunct Professor in the UC Berkeley School of Public Health, was one of 18 distinguished experts in public health, economics, and energy science who wrote the report. The report was released by the National Research Council (NRC) at the request of Congress.

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Air pollution & heart health


uch_ucla_araujoThanks to the work of UCLA Dr. Jesse Araujo, patients with high cholesterol and those at risk for heart disease may one day be told by their doctors to avoid not only fatty foods and smoking but air pollution too.

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