The discharge of warm/hot water directly into rivers is known as

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• Resources which are directly derived from nature are referred to as
• In the breakdown of the ozone layer, the ozone (O3) directly reacts with
• Water logging is a phenomenon in which
• Treated water can be disinfected by adding
• A herbivore is also known as a
• The process of restoring forests that once existed but was removed at some time in the past is known as