Coastal Hazards in India

Droughts are not typically considered a coastal hazard, as they are associated with a lack of precipitation and affect inland areas rather than coastal regions.

The Bay of Bengal is more prone to cyclones due to its shallow waters, which allow cyclones to intensify more easily. Additionally, the Coriolis effect, which deflects winds, plays a role in the formation and direction of cyclones.

Gujarat has the longest coastline in India, stretching over 1600 kilometers. It is followed by Maharashtra, Tamil Nadu, and Andhra Pradesh.

Coastal erosion in India is caused by a combination of factors, including rising sea levels due to climate change, human activities such as construction and development, and deforestation, which reduces natural buffers against erosion.

To mitigate the impact of coastal erosion, various measures can be taken, such as building seawalls to protect against wave action, replenishing beaches with sand to restore lost sediment, and planting vegetation along the coast to stabilize dunes and reduce erosion.

Cyclone Phailin was a powerful tropical cyclone that made landfall in Odisha in 1999, causing extensive damage and loss of life. It was one of the most severe cyclones to hit India in recent history.

All of the mentioned cities, Mumbai, Chennai, Kolkata, and Visakhapatnam, are major port cities in India that are exposed to coastal hazards such as cyclones, storm surges, and sea-level rise.

The Indian National Centre for Ocean Information Services (INCOIS) is responsible for providing tsunami warnings and advisories to India and neighboring countries.

Tamil Nadu has experienced the highest number of tsunamis in recent history, including the devastating 2004 Indian Ocean tsunami.

Earthquakes are the primary cause of tsunamis, as they can generate powerful seismic waves that travel through the ocean and cause sudden displacement of water.

Planting trees along the coast is not a common measure taken to reduce the impact of tsunamis, as trees do not provide significant protection against the force of tsunami waves.

The National Coastal Zone Management Programme (NCZMP) is a comprehensive program launched by the Indian government to address coastal hazards, promote sustainable coastal management, and regulate activities in coastal areas.

The National Coastal Zone Management Programme (NCZMP) aims to protect and conserve coastal ecosystems, promote sustainable coastal development, and mitigate coastal hazards and risks.

The Coastal Regulation Zone (CRZ) Notification is a set of regulations issued by the Indian government to protect and manage coastal areas, including ecologically sensitive areas, mangroves, and beaches.

There are only three categories of Coastal Regulation Zone (CRZ) in India: CRZ-I, CRZ-II, and CRZ-III. CRZ-IV is not a valid category.