Primary and secondary pollution; environmental damage, causes and remedies; Green house effects, ozone hole and causes for these; purification of exhaust gases from different sources: autoexhaust catalysts (petrol vehicles); reactions involved, catalysts and their preparation, threeway catalysts, catalysts for diesel vehicles -NOx suppression methods, lean NOx trap, decomposition of NOx, selective catalytic reduction; deactivation of autoexhaust catalysts; purification of emissions from stationary units – catalysts and applications; catalytic combustion;VOC removal; ozone decomposition; photocatalysis in effluent treatment; principles of green chemistry: selectivity in catalysis; solid catalysts for organic reactions, solid acids and bases as catalysts, selective oxidation reactions; hydrogenation – dehydrogenation, catalytic carbon – carbon bond formation; catalysis in novel reaction media; cascade catalysis; renewable raw materials; examples of green process innovations: caprolactam, vanillin, adipic acid, phenol, polycarbonate; enantioselective catalysis; clean fuels.