Explanation:
Cold Desert, Himachal Pradesh
Nanda Devi, Uttrakhand
Khangchendzonga, Sikkim
Dehang-Debang, Arunachal Pradesh
Manas, Assam
Dibru-Saikhowa, Assam
Nokrek, Meghalaya
Panna, Madhya Pradesh
Pachmarhi, Madhya Pradesh
Achanakmar-Amarkantak, Madhya Pradesh-Chhattisgarh
Kachchh, Gujarat (Largest Area)
Similipal, Odisha
Sundarban, West Bengal
Seshachalam, Andhra Pradesh
Agasthyamala, Karnataka-Tamil Nadu-Kerala
Nilgiri, Tamil Nadu-Kerala (First to be Included)
Gulf of Mannar, Tamil Nadu
Great Nicobar, Andaman & Nicobar Island