alleryओझोनचा क्षय करणाऱ्या घटकांवरील मॉन्ट्रियल प्रोटोकॉल कोणत्या तारखेला मान्य करण्यात आला?
A16 सप्टेंबर 1987
B11 डिसेंबर 1997
C5 जून 1972
D22 एप्रिल 1970
Answer & Solution
Correct answer: A. 16 सप्टेंबर 1987
हा प्रोटोकॉल 16 सप्टेंबर 1987 रोजी मान्य करण्यात आला होता, म्हणूनच 16 सप्टेंबर हा दिवस ओझोन दिन म्हणून पाळला जातो.
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