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Yokohama Institute of Environmental Science Report No.19

Environmental Research Institute, No.114, published in March 1995, page 153 A4 version

Last Updated March 3, 2020

  • Overlooking trend of pH in recent initial precipitation - pH decrease in precipitation and its causative substances -
  • Characteristics of initial precipitation collected by 0.1 mm
  • Rain and trunk streams in urban areas (2) - Tree pollution and secondary production substances -
  • NVI model for heat island phenomenon analysis using vegetation indexes in cities (Part 2) - seasonal characteristics -
  • Characteristics of surface temperature in cities (Part 1)
  • N2O and Freon simultaneous measurement of N2O and Freon in the atmosphere by non-radiation source ECD/GC
  • Comparative study of particulate matter collection method
  • Yokohama citizens' awareness of sound and environmental
  • Survey results of water flow sound generated from streams
  • Groundwater pollution by volatile organic chlorine compounds (No. 6) - Evaluation of Tetrachloroethylene contaminated subdivision by decomposition reaction model -
  • Current status and transition of chemical substance pollution at Yokohama Port
  • Basic research on solidification of fly ash incinerators
  • Study of water quality monitoring systems
  • Peripheral changes of pollutants in urban rivers - Toriyama River -
  • Dynamic Survey of riverbed pollutants in urban rivers (3rd report) - Izumi River -
  • Research and study on subsidence of soft ground (8) - Results of tightness testing of non-disturbed continuous samples in the Ooka River lowlands in the Ooka River Lowland
  • Research and study on groundwater environment in Yokohama (4) - - Study to elucidate groundwater pollution mechanisms of Sagamino aquifer -
  • Acid Rain Survey in Yokohama City - 1993 Survey Results -
  • Freon and organic chlorine concentrations in the atmosphere of Yokohama City using diffusion long-term exposure sampler (3)
  • Concentration of organic chlorinated solvents in wastewater and river water
  • Adsorption experiment with felt-like activated carbon of tetrachloroethylene dissolved in water (2)
  • Decompositionability under seal conditions of Daiazinnon - (1) Degradability of Daiazinnon aqueous solution -
  • About water quality and coliforms of Ookagawa

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For inquiries to this page

Environmental Conservation Department, Green Environment Bureau

Phone: 045-453-2550

Phone: 045-453-2550

Fax: 045-453-2560

Email address: mk-kanken@city.yokohama.lg.jp

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Page ID: 380-222-604

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