Syllabus soil pollution

Syllabus Soil pollution SOIL POLLUTION Contamination of soil by human and natural activities which cause harmful effects on living beings Sources of soil pollution Industrial wastes Urban wastes Agricultural wastes Radioactive pollutants Biological agents Industrial wastes Paper mills Chemical industries Tanneries Textiles Oil refineries Fertilizers Pesticides Coal & mineral mining industries & so on Effects Alters the biological properties of soil Disturbs human food chain Serious effects on human life Urban wastes Sources Plastics Glasses Garbage and rubbish materials Rubber Street sweepings Fuel residues Discarded manufactured products Effects Nondegradables harm the environment Agricultural practices Sources Modern agricultural methods Use of fertilizers Pesticides Herbicide Weedicides Farm waste Debris Eroded soil containing inorganic chemicals Radioactive pollution Sources Explosions of nuclear dusts Radioactive wastes Effects accumulates thereby creates soil pollution Typical examples of radioactive pollution Radio nuclides of Th, U, K,C Explosion of nuclear weapons Nuclear reactor wastes like Ru, I, Ba,La Cs etc., Effects Rain water carries the harmful wastes into the soil Nuclear wastes emits gamma radiations Biological Agents Source Human excreta Animal excreta Bird’s excreta CHARACTERISTICS OF UNTREATED WASTES OF CHEMICAL INDUSTRIES S.N INDUSTRY O CHARACTERISTICS ORGANIC INDUSTRY PAPER SUSPENDED SOLIDS,BOD,COD,HIGH TEMPERATURE RUBBER CHLORIDES, HIGH BOD OIL ACIDS,ALKALIS,PHENOLS ANTIBIOTI TOXIC CHEMICALS CS DRUG SUSPENDED ORGANIC MATTER INCLUDING VITAMINS S.NO INDUSTRY CHARACTERISTICS DISTILLERY HIGH COD, LOW pH,N,K CHEMICAL TOXIC COMPOUNDS,PHENOLS INORGANIC INDUSTRY THERMAL POWER PLANT HEAVY METALS, INORGANIC COMPUNDS STEEL MILLS ACIDS,PHENOLS,ALKALI,CYANIDES, IRON SALTS,ORES COTTON INDUSTRY SODIUM,ORGANIC MATTER,COLOUR,HIGH PH METAL PLATING METALLICS,TOXIC CYANIDES,Cd,Cr,Zn,Cu,Al AND LOW PH TANNERIES Ca, Cr, HIGH SALT CONTENT CONTROL OF SOIL POLLUTION CONTROL OF SOIL EROSION TREE PLANTING VARYING CROPPING METHODS SUBSTITUTING ANIMAL MANURES INSTEAD OF CHEMICAL MANURE CONTROL OF UNWANTED MATERIALS PROPER DUMPING OF UNWANTED WASTES CONSTRUCTIONS CAN BE CARRIED OVER DUMPED FIELD OTHER METHODS TO CONTROL SOIL POLLUTION PRODUCTION OF NATURAL FERTILIZERS PROPER HYGIENIC CONDITION PUBLIC AWARENESS RECYCLING & REUSE OF WASTES BAN ON TOXIC CHEMICALS [...]... AND LOW PH 5 TANNERIES Ca, Cr, HIGH SALT CONTENT CONTROL OF SOIL POLLUTION 1 CONTROL OF SOIL EROSION TREE PLANTING VARYING CROPPING METHODS SUBSTITUTING ANIMAL MANURES INSTEAD OF CHEMICAL MANURE 2 CONTROL OF UNWANTED MATERIALS PROPER DUMPING OF UNWANTED WASTES CONSTRUCTIONS CAN BE CARRIED OVER DUMPED FIELD OTHER METHODS TO CONTROL SOIL POLLUTION PRODUCTION OF NATURAL FERTILIZERS PROPER HYGIENIC .. .SOIL POLLUTION Contamination of soil by human and natural activities which cause harmful effects on living beings Sources of soil pollution Industrial wastes Urban... waste Debris Eroded soil containing inorganic chemicals Radioactive pollution Sources Explosions of nuclear dusts Radioactive wastes Effects accumulates thereby creates soil pollution Typical... CYANIDES,Cd,Cr,Zn,Cu,Al AND LOW PH TANNERIES Ca, Cr, HIGH SALT CONTENT CONTROL OF SOIL POLLUTION CONTROL OF SOIL EROSION TREE PLANTING VARYING CROPPING METHODS SUBSTITUTING ANIMAL MANURES