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An Introduction to the Exposure Commitment Concept with Reference to Environmental Mercury - MARC Report Number 12
(Monitoring and Assessment Research Centre, 1979)
When a toxic substance is released to the environment, it may not immediately reach and affect a population of sensitive receptors. This is particularly true if the substance must pass through a sequence of environmental ...
Arsenic and Tin in Foods: Reviews of Commonly Used Methods of Analysis (Revised September 1978)
(Food and Agriculture Organization of the United Nations, 1979)
Arsenicals have been known for centuries to be toxic to all forms of life. The trivalent form of arsenic is considerably more toxic than the pentavalent form. The use of arsenic trioxide as a poison prompted investigations ...
Carbon Monoxide - Environmental Health Criteria 13
(1979)
Carbon and oxygen combine to form either carbon monoxide (CO) (incomplete combustion) or carbon dioxide (CO,) (complete
combustion). Whereas carbon dioxide is inert, carbon monoxide is a potent poison owing to its ability ...
A Report on the Status, Importance and Protection of the Montane Forests: IPAL Technical Report Number D-2a
(1979)
The terms of reference for this study of the montane forests were for "an ecological study of the isolated mountain rain forests within the project working area. It will include preliminary ecological surveys to provide ...
A Preliminary Analysis of Climatological Data from the Marsabit District of Northern Kenya: IPAL Technical Paper Number B-1
(1979)
The Integrated Project in Arid Lands (IPAL) was established jointly by UNEP and UNESCO in 1976 with the aim of finding direct solutions to the most urgent environmental problems associated with desert encroachment and ...
Environmental Health Criteria 9: DDT and its Derivatives
(1979)
Although the ecological aspects of DDT, including its possible accumulation in some components of the food chain, its metabolism in micro-organisms and plants, as well as its effects on terrestrial and aquatic ecosystems ...
Sulfur Oxides and Suspended Particulate Matter - Environmental Health Criteria 8
(1979)
The purpose of this document is to review and evaluate available information on the biological effects of sulfur oxides and suspended particulate matter including suspended sulfates and sulfuric acid aerosols, and to provide ...
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 ...
Carbon Disulfide - Environmental Health Criteria 10
(1979)
This document is based primarily on original publications listed in the reference section but much valuable information has also been obtained from various publications reviewing the toxicity and health aspects of carbon ...
Photochemical Oxidants - Environmental Health Criteria 7
(1979)
In the context of this report, photochemical oxidants are understood to include ozone, nitrogen dioxide, and peroxyacylnitrates. Many other compounds have been proposed as components of photochemical air pollution but, as ...