Paryavaran Diwas Kab Se Manaya Jaa Raha Hai ? पर्यावरण दिवस कब से मनाया जा रहा है ?
पर्यावरण दिवस कब से मनाया जा रहा है ?
5 जून 1973 से
Comments ANKIT RAJ on 16-09-2014 Cootu Kumar on 16-09-2014
5 जून
1972 se har saal 5 june ko "world environment day" celebrate krne ki ghoshna UNEP dvara ki gyi.
Sumer Sankhla on 15-09-2014
यूएनईपी द्वारा 1972 से हर साल 5 जून को “विश्व पर्यावरण दिवस” मनाने की घोषणा की गई थी।
5 जून
जून 5
From 5 June 1973
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5jun