Consider the following statements:

1. Under Ramsar Convention, it is mandatory on the part of the Government of India to protect and conserve all the wetlands in the territory of India.

2. The Wetlands (Conservation and Management) Rules, 2010 were framed by the Government of India based on the recommendation of Ramsar Convention.

3. The Wetlands (Conservation and Management) Rules, 2010 also encompass the drainage area or catchment regions of the wetlands as determined by the authority.

Which of the statements given above is/are correct?

The correct option is 3 only.

Let us analyze each statement step-by-step to understand why statement 3 is correct while statements 1 and 2 are incorrect:

Statement 1 is incorrect:
Under the Ramsar Convention, Contracting Parties commit to designating suitable wetlands for inclusion in the List of Wetlands of International Importance ("Ramsar Sites") and ensuring their conservation and wise use. It does not make it legally mandatory for the Government of India to protect and conserve all wetlands across the entire territory of India.

Statement 2 is incorrect:
The Wetlands (Conservation and Management) Rules, 2010 were notified by the Ministry of Environment and Forests, Government of India, under the provisions of the Environment (Protection) Act, 1986. They were not framed based on recommendations of the Ramsar Convention, although they align with broader conservation principles.

Statement 3 is correct:
According to the Wetlands (Conservation and Management) Rules, 2010, a wetland area encompasses not only the core water body but also its drainage area or catchment regions as determined by the designated authority to protect the wetland ecosystem effectively from degradation.

Therefore, only statement 3 is correct.