भारत में पर्यावरण संरक्षण अधिनियम आधिकारिक तौर पर किस तिथि को लागू किया गया था?

What is the primary role of National Parks as designated under the Wildlife Protection Act, 1972?

Which of the following statements are correct regarding the 'Precautionary Principle' in environmental law? A. Preventive action should be taken in advance of conclusive scientific proof of harm. B. The burden of proof shifts to the developer/promoter to show that the action will not cause harm. C. It applies only to industrial chemical pollution and excludes biodiversity conservation. D. It is explicitly embedded in Principle 15 of the Rio Declaration (1992).