学会誌「自然災害科学」

阪神・淡路大震災後の地震大火での環境影響への調査検討

Surveyed Examination of Environmental Impact Due to Earthquake-Conflagration since Hanshin-Awaji Earthquake Disaster

後藤 隆雄*

Takao GOTO*

Abstract

The earthquake conflagrations generated at ten zones (> 33.000 m²) in Kobe City inside 24 hr. The half located in the areas containing the factories of chemical shoes products. Many peoples in the suffered areas (Nagata Ku) were exposured by air-pollutants, exhausted by firing of chemical factories.

In this work, the information about the conflagration which generated since earthquake in Kobe City were collected, and the seeming condition of trees which the height was higher than 1 m and grow in the three areas, locating in the conflagration (Nagata, Nada and Higashinada) was surveyed.

(1) By the conflagrations in Nagata area, the harmful pollutants as SO₂, NO₂, HCl and etc. were emitted amountly from the chemical factories.

(2) In Nagata area, the rate of number of trees which was not coming into leaf, total number was 2/3.

(3) In the kind of trees, the damage of the deciduous (ex,Cherry) tree in Nagata area was found to be most in these of other areas.

(4) The worsening of air environment in Nagata area was suspected influence on the health of peoples around it.

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