Coastal Regulation Zone Notification 2019

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Questions and Answers

Which of the following areas are NOT explicitly excluded from the Coastal Regulation Zone (CRZ) as defined in the notification?

  • Lakshadweep Islands
  • Andaman and Nicobar Islands
  • Coastal areas of mainland India (correct)
  • Marine areas surrounding Lakshadweep Islands

What is the minimum area of mangrove forest that triggers the inclusion of a 50-meter buffer zone in CRZ-IA?

  • 1000 sq. meters (correct)
  • 5000 sq. meters
  • 500 sq. meters
  • 2000 sq. meters

What is the primary purpose of the Coastal Regulation Zone (CRZ) as stated in the notification?

  • To promote tourism and recreational activities along the coast
  • To conserve and protect coastal areas and marine environments, ensuring livelihood security of fisher communities and others (correct)
  • To establish strict regulations on all land use along the coastline
  • To develop and utilize coastal resources for economic growth

Which of the following is NOT considered a component of CRZ-IA, the environmentally most critical category?

<p>Developed urban areas (B)</p> Signup and view all the answers

What is the significance of the High Tide Line (HTL) in the CRZ classification?

<p>It marks the boundary between the intertidal zone and the landward area (D)</p> Signup and view all the answers

What is the significance of the 500-meter inland area from the High Tide Line (HTL) in CRZ regulations?

<p>It is the area within which all development requires environmental impact assessments (A)</p> Signup and view all the answers

What is the intertidal zone?

<p>The area between the high tide line and the low tide line (D)</p> Signup and view all the answers

Which of the following factors is NOT specifically mentioned in the notification as being considered in the CRZ classification?

<p>Economic development (A)</p> Signup and view all the answers

What is the role of the National Centre for Sustainable Coastal Management (NCSCM) in the CRZ context?

<p>They demarcate the Low Tide Line (LTL) and High Tide Line (HTL) (B)</p> Signup and view all the answers

What is the primary difference between CRZ-IA and CRZ-IB?

<p>CRZ-IA represents the most critical ecological areas, while CRZ-IB encompasses the intertidal zone (D)</p> Signup and view all the answers

Flashcards

Coastal Regulation Zone (CRZ)

A designated area to conserve and protect coastal and marine environments.

CRZ Classification

The categorization of CRZ areas into specific zones for management purposes.

CRZ-I Areas

The most environmentally critical areas within the CRZ framework.

CRZ-IA

A subcategory of CRZ-I that includes ecologically sensitive and geomorphological features.

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Mangroves in CRZ-IA

Mangrove areas exceeding 1000 sq. meters require a 50-meter buffer in CRZ-IA.

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Corals and Coral Reefs

Critical ecosystems included in CRZ-IA that support marine biodiversity.

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Intertidal Zone

The area between the high tide line (HTL) and the low tide line (LTL).

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HTL (High Tide Line)

The highest waterline reached during spring tide.

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LTL (Low Tide Line)

The lowest waterline reached during low tide.

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500 Meters from HTL

The land area extending 500 meters inland from the HTL.

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Study Notes

Coastal Regulation Zone (CRZ) Notification

  • Notification dated 18th January 2019
  • Aims to conserve and protect coastal environment, support local communities, and promote sustainable development
  • Considers natural hazards, sea level rise, and global warming
  • Excludes Andaman, Nicobar, and Lakshadweep Islands and their surrounding marine areas

CRZ Area Classification

  • CRZ-I areas are most critical and require further classification
  • CRZ-IA includes ecologically sensitive areas and geomorphological features (e.g., mangroves >1000 sq.mts, corals, sand dunes, biologically-active mudflats, national parks, marine parks, sanctuaries, reserve forests, wildlife habitats)
  • A 50-meter buffer zone is required around mangroves larger than 1000 sq.mts
  • CRZ-IB includes the intertidal zone, i.e., between low tide line (LTL) and high tide line (HTL)

Definitions

  • High Tide Line (HTL): The line on land where the highest water line reaches during spring tide
  • Low Tide Line (LTL): The line on land where the lowest water line reaches during low tide
  • Intertidal Zone: The area between HTL and LTL

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