National Ambient Air Quality Standards

03.02.18 Chhattisgarh (CGPCS) Current Affairs

CHHATTISGARH Raman invites herbal majors to set up mfg units in c’garh   Chief Minister Raman Singh on Saturday invited reputed herbal products manufacturers of the country to set up units for production of herbal medicines in Chhattisgarh.   He was addressing the inaugural programme of two-day national symposium on ‘Vanoshadhi Chhattisgarh 2018″ based on herbal medicines here.   On the occasion, Singh released souvenir published by Chhattisgarh State Medicinal Plant Board.   The Chief Minister informed the herbal medicine manufacturing companies attending the symposium about the scope of farming, production and market for herbal medicines in Chhattisgarh.   He ... Read more

Types of pollution and their management; air, water, soil, sound/noise, radioactive and e-waste. Industrial waste and its management. Impact of Solid Waste Management, recycling and reuse,

ENVIRONMENT POLLUTION defined as ‘an addition or excessive addition of certain materials to the physical environment (water, air and lands), making it less fit or unfit for life’. Pollutants are the materials or factors, which cause adverse effect on the natural quality of any component of the environment. Classifications 1. According to the form in which they persist after release into the environment. • Primary pollutants: These persist in the form in which they are added to the environment e.g. DDT, plastic. • Secondary Pollutants: These are formed by interaction among the primary pollutants. For example, peroxyacetyl nitrate (PAN) is ... Read more