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The State of the Environment: Selected Topics - 1977
(1977)
This is the first of the annual state of the environment reports which, instead of covering a broad range of environmental issues, focuses on a limited number of environmental problems of international importance - in this ...
Ultraviolet Radiation - Environmental Health Criteria 14
(1979)
Exposure to ultraviolet radiation (UVR) occurs from both natural and artificial sources. The sun is the principal natural source. The known effects of UVR on man may be beneficial or detrimental, depending on a number of ...