ECOLOGY DATES : IUCN in 2004 estimated the total number of | NEET JEE NIKALO
ECOLOGY DATES :
IUCN in 2004 estimated the total number of plant and animal species. Earth summit 1992 World Summit 2002 Environment protection act 1986 Air act 1981. Amended in 1987 to include noise as air pollution. BS 3 since 2010 october Bs 4. Since 2010 april Water act 1974. Ozone hole over Antarctica develops in late August and early October. Montreal protocol signed in 1987 but effective in 1989. National forest policy 1988. Amrita Devi incident in 1731. Chipko movement in 1974. Joint Forest Management 1980.
