Plants of hot deserts are adapted to survive in dry conditions of soil and high temperature. Places where available water is not present in adequate quantity are termed xeric habitats. The plants growing in xeric conditions are xerophytes. Xeric habitats may be of following types: (i) Habitats physically dry; where water retaining capacity of the […]
Adaptations of Plants to Water Scarcity and Heat
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Diagram of Effluent Treatment Plant (ETP)
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The industrial and municipal waste waters are treated in Effluent Treatment Plant (ETP) prior to disposal in water bodies. Generally the under-mentioned treatments are given in ETP: (i) Primary Treatment: This is a physical process, when the separation of large debris is done, which is followed by sedimentation in tanks or clarifiers of improved type. […]
Problems of Global Environment Change
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An outcome of the atmospheric pollution is warming of the earth’s environment. This is a serious problem and in twenty-first century this may be a major global problem. The temperature of the earth has increased to some extent during the past fifty years has been exhibited in the following (fig. 15.6). This increase in temperature […]
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