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Trapping of radioactive dust by green plantations

Journal Article · · Hyg. Sanit.; (United States)
OSTI ID:6302806
It has been established that smoke dust adsorbs radioactive substances from the air. An experiment was performed to test the hypothesis that the radioactivity of plants should be higher in areas polluted with smoke discharges due to the capacity of the foliage to trap dust. The leaves of certain tree and shrub species were sampled in Leningrad and in a park in Pavlovsk. In Leningrad, the samples were taken at varying distances from a coal burning power plant. It was found that the park leaves contained less radioactivity than the Leningrad leaves. However, it was also demonstrated that the leaves of some species had an increasing amount of radioactivity as distance from the power plant increased, while in other species the reverse occurred. Results indicated that this was due to the variation in the size of the dust particles which the different species were capable of trapping.
Research Organization:
Dept. of Naval and Radiation Hygiene of the Kirov Medical Academy, Leningrad, USSR
OSTI ID:
6302806
Journal Information:
Hyg. Sanit.; (United States), Journal Name: Hyg. Sanit.; (United States) Vol. 31:7; ISSN HYSAA
Country of Publication:
United States
Language:
English