Step 1: Understanding the Concept:
The question asks for the year of issuance of the Coastal Regulation Zone (CRZ) Notification by the Central Government of India. This notification is a crucial piece of environmental legislation aimed at protecting coastal ecosystems.
Step 2: Detailed Explanation:
The Central Government, in exercise of its powers under Section 3(1) and Section 3(2)(v) of the Environment (Protection) Act, 1986, issued the first Coastal Regulation Zone (CRZ) Notification to regulate activities in coastal areas.
\[\begin{array}{rl} \bullet & \text{The Environment (Protection) Act itself was enacted in 1986. } \\ \bullet & \text{The first comprehensive notification for regulating the coastal zones was issued on February 19, 1991. } \\ \bullet & \text{This notification has been subsequently amended and was replaced by the CRZ Notification, 2011, and later by the CRZ Notification, 2019. However, the original and landmark notification was in 1991. } \\ \end{array}\]
Therefore, the correct year is 1991.
Step 3: Final Answer:
The correct answer is (C) as the first Coastal Regulation Zone (CRZ) Notification was issued by the Central Government in 1991 under the Environment (Protection) Act, 1986.