File:Health effects of volcanic ash.png
FIGURE 2-Daily temperatures (maximum and minimum), average wind velocities, 24-hour average concentrations of total suspended particulates (TSP) (Ig/m3), and number of emergency room visits due to asthma and bronchitis at the two major hospitals in Yakima, May 4 to June 2, 1980. The Environmental Protection Agency's Emergency Action Level for potential health problems due to increased air poBution (derived from the combustion offossilfuels) is a 24-hour mean concentration of 875 pg/M3 of TSP. Reprinted with permission from Archives of Environmental Health24.
Immediate Public Health Concerns and Actions in Volcanic Eruptions: Lessons from the Mount St. Helens Eruptions, May 18-October 18, 1980
by ROBERT S. BERNSTEIN, MD, PHD, PETER J. BAXTER, MD, HENRY FALK, MD, MPH, RoY ING, MD, MPH, LAURENCE FOSTER, MD, MPH, AND FLOYD FROST, DRPH
Am J Public Health March 1986, Vol. 76, Supplement
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