‘14.4-km roads, 571 key buildings in Mumbai risk inundation from rising sea levels’

The Functioning Group II to the Sixth Assessment Report of the IPCC report on ‘Climate Impacts, Adaptation and Vulnerability’ refers India as 1 of the nations that will be economically harmed the most by local climate alter. The country’s for each capita GDP is presently lower by 16 per cent than it would have been with no human-brought on warming since 1991.

India is remarkably susceptible to sea-stage increase and will see a change in the whole coastline. Mumbai ranked second to incur important financial losses owing to submergence due to sea-amount rise, points out Pushpendra Johari, Senior Vice-President, Sustainability at consultancy RMSI.

Juhu Airport at possibility

“As for each our examination, all-around 14.4 km of the highway network and somewhere around 571 vital buildings (in Mumbai) are most likely at hazard from inundation thanks to mounting sea levels,” Johari told BusinessLine.

Regions all-around the Mithi river, parts of Colaba like Sagar Mata Temple, Priyadarshani Park, region behind Shree Mahalakshmi Temple and the Breach Sweet Clinic, Haji Ali Durgah, coastal regions close to Worli, which include all clusters next to Mahim Fort will probable be submerged.

Juhu airport is at hazard as h2o might cross the highway just after significant tides and enter the airport. The area all over Jawahar Lal Nehru Port Belief will also be run in excess of by water. Lower-lying locations will see a immediate and quick effect compared to elevated locations. It will likely hurt fish breeding coastal regions impacting area fishing livelihoods.

Inundation mapping

In Johari’s perspective, in light-weight of the new sea-stage rise forecasts for 2050, the government must initiate a job toward producing India’s new shoreline, inundation mapping and disaster preparedness along the entire coastline. As soon as the new shoreline is organized, all places found to the still left of the new shoreline (towards the ocean), regardless of whether residential, industrial or infrastructure, would have to have to be relocated.

Moreover, the enhance in the h2o amount of all rivers and creeks should be modeled and areas permanently underwater marked out. Inundation mapping for Mumbai and other metropolitan areas at chance thanks to rising sea concentrations gets to be a high priority in the context.

“All this should really be integrated into a Choice Guidance Technique (DSS) to guideline planners relocate property to the still left of the new shoreline system new enhancement in mild of the latest flood threat maps and choose on plinth degrees and basements and so on. This DSS will also support forecasting possibility in extreme rainfall and cyclone activities,” Johari stated.


Posted on

March 07, 2022