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The existance of aurochs is inseparably connected with the Białowieża Forest. The legal protection of aurochs was introduced in Poland as early as in the 16th century when this animal started to be a rare one. Unfortunately, all the aurochs living in freedom were killed during the First World War. Owing to the action undertaken by the Polish scientists in the twenties and thirties it was possible...
Prof. J. Kostrzewski is an epidemiologist. He has carried out epidemiological research for many years both in Poland and abroad. In the talk he has presented, among others, the conclusions resulting from this research and regarding the protection of environment. He has also discussed largely the importance of the Polish Academy of Sciences in the preparation of the expertises concerning the state...
It was only at the beginning of the eighties they began to realize the long-lasting ecological effects of the possible nuclear war. In the opinions of American and Russian experts the consequence of such a war would be a total destruction of civilization on the western hemisphere. The possible results of the use of chemical and biological weapons should not be ignored as well. It is indispensable...
No cost-benefit study has been made in the sulphur industry. Therefore the real costs of mining of this raw material together with the social costs which include the ecological ones are not known. Meanwhile the latter costs are very high and they include, among others, the degradation of soils under the dumping grounds, pollution of surface and underground waters, air pollution, degradation of natural...
In Poland voices of admiration are often raised because of the excellent legal regulations which control the environmental protection. Is this opinion justified if these regulations are not observed in practice or can be easily evaded? The authors motivate their thesis taking as example the regulations concerning the quality of drinking water, the methods of spreading the information about the water...
We can obesrve the direct destruction of the forest environment in the Tarnobrzeg Sulphur District as a result of the mining activity, and an indirect one caused by the emission of noxious gaseous and dusty substances to the atmosphere. The air pollution changes the species composition of plants, decreases the growth of the stand of trees, abates their health and increases the appearance of the secondary...
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