How does industrial pollution degrade the environment ? Explain three measures to control environmental degradation

Industrial pollution degrades the environment in the following ways:
(i) Air is polluted by the gases.
(ii) Dust, fume, mist, spray and smoke contain particles.
(iii) Industrial effluents pollute rivers.
(iv) Paper pulp, textiles, chemicals, etc. industries pollute land and soil due to toxic materials.
Steps to control environmental degradation are :
(i) Careful planning and setting of industries.
(ii) Better equipment. .
(iii) Proper fuel selection and utilisation.
(iv) Use of oil instead of coal.
(v) Treatment of industrial liquids.
(vi) Control overuse of mineral wealth.