000			00673nam a2200253Ia 4500
001			41750
005			20250221154619.0
008			250214s9999||||xx |||||||||||||| ||und||
100			_aArul, P
245		0	_aTextbook of environmental studies
260			_aChennai
260			_bEnvironment Agency
260			_c2004
300			_a328p
500			_aIncludes glossary and question pattern
650			_aBiodiversity
650			_aEcosystems
650			_aEnvironmental engineering
650			_aEnvironmental science
650			_aNatural resources
650			_aPollution -- Environmental pollution
650			_aSocial issues Environmental
942			_cBK
999			_c57541 _d57541