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March 5, 2004
Annual Hinton Lecture Examines Health Disparities and Environmental Justice

Awards Given to Audiologist/Environmental Toxins Researcher and Lead Poisoning Prevention Advocate

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Leo Buchanan, keynote speaker and William A.Hinton Award winner
It’s no secret that minority and low-income communities often shoulder more than their fair share of exposure to pollution sources such as toxic waste dumps, lead paint and bus fumes–and thus may be at greater risk for illnesses such as asthma, birth defects and cancer. Addressing these disparities, a keynote speaker and three panelists discussed contemporary issues in environmental justice at the 2004 William A. Hinton Lecture on February 25 in Snyder Auditorium. The annual event was jointly sponsored by HSPH and the Massachusetts Department of Public Health (MDPH).

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Christine Ferguson
William A. Hinton was one of the first African Americans to graduate from Harvard Medical School, where he later served as Clinical Professor of Bacteriology and Immunology. In the 1920s, Hinton developed the widely used Hinton Test for the diagnosis of syphilis.

HSPH Dean Barry Bloom introduced Massachusetts Public Health Commissioner Christine Ferguson, who said that, post-September 11th, fear of public health hazards has reached an all-time high–just as resources to address them have diminished considerably. To maximize those resources, Ferguson described a desire to work with HSPH to boost statewide emergency preparedness and tackle environmental health concerns about asthma, lead and other pollutants.

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Suzanne Condon
Panel moderator Suzanne Condon, Associate Commissioner and Director of the Center for Environmental Health at MDPH, noted significant disparities across the country in health effects from exposures to toxins in urban and rural areas. To underscore the rationale for the growing "environmental justice" movement, Condon cited statistics showing a rate of childhood asthma in urban areas that is more than twice the national average, an incidence of lupus among women of color that is three to four times that of Caucasian women, and a higher prevalence of exposure to PCBs among lower-income groups in rural Massachusetts..

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Dean Barry Bloom
Keynote speaker Leo Buchanan, Director of Audiology at the Shriver Center at the University of Massachusetts Medical School, received the Hinton Award. In his presentation, he highlighted several surveys conducted over the past two decades by the Centers for Disease Control and Prevention that indicate a substantially higher prevalence of elevated blood lead levels (exceeding the international standard of 10 micrograms per deciliter) among children in African-American and lower-income households. Buchanan stressed that elevated blood lead levels have been linked to learning disabilities, behavioral problems, and visual and hearing impairments.

To illustrate, he recounted his work in a recent study of the effect of lead exposures on the hearing ability of the population of La Victoria, Ecuador. In this small village, most lead pollution comes from a kiln used to produce lead-glaze coating for clay roof tiles. When Buchanan and his colleagues instituted an educational program in La Victoria that provided parents with test results of elevated blood lead levels in their children, the town’s parents began to keep their children away from the kiln. As a result, the mean blood lead level went down from 40 to 20 micrograms/deciliter.

Following the keynote address, three panelists examined what they termed environmental injustices in the greater Boston area and strategies to rectify them.

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Sonia Alleyne
Sonia Alleyne, co-chair of the Lead Action Collaborative, a partnership of non-profit organizations working toward reducing the incidence of childhood lead poisoning in Boston, recalled how she became an activist when her daughter showed an elevated blood lead level of 13 micrograms per deciliter. She said she was charged $54,000 to de-lead her house in 2000. (The City of Boston's "Get the Lead Out" program paid for the cost and placed a lien on the property. After five years, half of the cost will be forgiven, leaving the remaining balance as a lien that will need to be paid back to the City if and when the property is sold, Alleyne later explained.)

Noting that the limited stock of affordable housing in Boston is plagued by lead paint, the Collaborative aims to raise awareness of the issue and boost funding for remediation efforts.

"The Lead Action Collaborative will continue to be a voice for the voiceless," she said.

After her remarks, Alleyne received the Rebecca Lee Award, named for the first African-American female physician in the U.S.; Lee graduated from the New England Medical College, a precursor to the Boston University School of Medicine, in 1864.

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Dolores Acevedo-Garcia
Dolores Acevedo-Garcia, assistant professor of society, human development, and health at HSPH, identified racial and ethnic segregation as a key factor in reducing the quality of neighborhood environments and health. Citing a study conducted in 2000, she reported that African Americans experience the highest level of segregation in Boston and may therefore be particularly at risk for poor health outcomes. Acevedo-Garcia recommended that the city raise awareness about socioeconomic and health disparities across Boston neighborhoods, launch detailed investigations of the influences of neighborhood environments on health outcomes, and use data from those studies to advance local health improvement initiatives.

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Penn Loh
Penn Loh, Executive Director of Alternatives for Community and Environment (ACE), a 10-year-old community advocacy group that seeks environmental justice for communities of color and low income in New England, cleared up one common misconception about the issue.

"The environmental justice movement is not about spreading around pollution so everyone is equally affected," he said, "but about empowering those communities most burdened by environmental problems to solve them."

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Howard Koh
Loh described a recent effort by ACE to empower teens in Roxbury to reduce the environmental impact of the 15 truck and bus depots concentrated in their neighborhood, which has an asthma hospitalization rate that is five times the state average. With ACE’s assistance, the students convinced the MBTA to replace 60 percent of its diesel buses with compressed natural gas buses and to require bus drivers to reduce vehicle idling time. Loh also highlighted ACE’s efforts to oppose Boston University’s proposal to build in the South End a Biosafety Level 4 research laboratory that will investigate disease pathogens that could be used by terrorists as bioweapons.

The symposium concluded with closing remarks by Howard Koh, Associate Dean for Public Health Practice at HSPH.

--MD


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