(a) Mention the main objective of the Ramsar Convention.

(b) Name any two sites in India that are important in the Ramsar Convention.

The correct answer is:
(a) Aims to conserve worldwide loss of wetlands
(b) Ashtamudi Wetland (Kerala), Bhitarkanika mangroves (Odisha), Bhoj wetlands (M.P.), Chandra Taal (H.P.)

Explanation:

Part (a): Main Objective of the Ramsar Convention
The Ramsar Convention (officially known as the Convention on Wetlands of International Importance especially as Waterfowl Habitat) is an international treaty signed in 1971 in the Iranian city of Ramsar. Its primary objective is the conservation and wise use of all wetlands through local, regional, and national actions and international cooperation. Therefore, the main objective is to conserve and halt the worldwide loss of wetlands, recognizing their ecological significance and economic, cultural, scientific, and recreational value.

Part (b): Ramsar Sites in India
India has numerous designated wetlands of international importance under the convention. Some key examples include:
1. Ashtamudi Wetland: Located in Kerala, it is a natural backwater estuary.
2. Bhitarkanika Mangroves: Located in Odisha, famous for its rich mangrove ecosystem and saltwater crocodiles.
3. Bhoj Wetland: Located in Madhya Pradesh, consisting of two lakes (Upper Lake and Lower Lake).
4. Chandra Taal: Located in the high altitudes of Himachal Pradesh, a fresh-water lake of ecological significance.