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consequences of air pollutionthe physiological effects of toxic pollutants on living beings can be of two typesacute effects andchronic effectsacute
agricultural activities - cause of air pollutionagricultural activities too are a major cause of air pollution about 60 to 65 of carbon dioxide is
causes of air pollution we known about the composition of atmosphere its major and minor constituents the composition of atmosphere has remained the
air pollution - environmental pollutionthe threat due to air pollution became apparent only when some severe episodes caused human casualty in usa
pollution - environmental pollutionpollution refers to any undesirable change in the physical chemical or biological characteristics of our
aesthetic and recreational significance - wildlifemany wild species are a source of beauty wonder joy and recreational pleasure for large number of
ecological significance - conservation of wildlife besides serving as a valuable genetic reservoir each species interacts with other species and
genetic reservoir - conservation of wildlife despite the present and future economic and health importance to human beings very little is known
medical research - conservation of wildlife many animal species are used to test drugs and vaccines and to increase our understanding of human
medicinal value - conservation of wildlifeabout 40 of all drugs used throughout the world have active ingredients extracted from plants and animals
economic significance - conservation of wildlifecertain wild species are important because of their actual or potential economic value to people
reducing pollution - conservation of wildlifeas you already know pollution of various kinds has affected the survival of living beings particularly
research and documentation - conservation of wildlifefirst list of endangered species are established by various national and international agencies
the stepped steel shaft illustrated in figure is subjected to a torque t at the free end and a torque 2t in the opposite direction at the junction of
controlling introduction of alien speciesas you know the alien species can cause the existing population to decrease or even become extinct the
captive breeding - measures for species conservationspecies which are reduced to dangerous levels need more intensive management and one strategy is
providing critical resources - conservation of wildlifeanother way to improve the habitat of a threatened species is to determine which resource is
habitat conservation - conservation of wildlifeactually conservation means different things to different people in the present context conservation
the red data bookspecies judged as threatened are listed by various agencies as well as by some private organisations the most cited of these lists
depleted vulnerable speciesthese are the species whose numbers are greatly reduced from those of the recent past and they are continuing to decrease
rare species - wildlifethese are those species whose numbers are few or they live in such small areas or in such unusual environments endemics that
threatened species - wildlifemany plant and animal species are threatened by the possibility of extinction however the seriousness of the threat
pets medical research and zoos - wildlifeanimals and plants are gathered throughout the world for zoos private collectors pet shops and researchers
pesticides - danger to wildlifeanother recently realised danger to wildlife in many parts of the world has come from the development of more
domestication - wildlifeit means that man has taken under his direct care the living beings which are useful to him through extensive breeding