Indicative picture of flood (Photo courtesy-Social media)
fast in india urbanization is happening, but urbanization is also bringing new problems with it. One Study has come to the fore, in which Thane Due to urbanization and extreme weather events taking place in flood The danger of is increasing. Significantly, in recent years, incidents of floods have been seen in many cities of the country.
The study on increasing urbanization in Thane has been done by the researchers associated with Veermata Jijabai Institute of Technology, Mumbai. The results of this study have been published in the Journal of Integrated Disaster Risk Management. Flood-affected areas in Thane East include CIDCO Bridge, Vrindavan Society, Rabodi-Koliwada, Krantinagar, Majiwada village and Chendni Koliwada.
27.5% growth in construction sector in Thane
The study, published in the latest edition of the Journal of Integrated Disaster Risk Management, states that between 1995 and 2000, the construction sector in Thane grew by 27.5 per cent. There has been a decrease in open spaces, forests, water bodies and mangroves during this period. All of these act as natural buffers for waterlogging. It has been told in this study that there has been a decrease of 29.5 percent in open spaces, 8 percent in forests, 18.9 percent in water sources and 36.3 percent in mangroves.
Built-up area to increase by 56% by 2050
It has been estimated in the study that by the year 2050, the existing built-up area in Thane will increase by 56 percent. On the other hand, there can be a reduction of 29.5 percent in open spaces, 55.98 percent in forest area (forests), 87.4 percent in water sources and 72.13 percent in mangroves. Due to the end of these areas, the problem of water logging and flood in the city will increase much more.
Runoff is spreading because of climate change, extreme rainfall events and sea level rise. By 2050, it can increase to 31.8 percent. With this, this problem will become huge.
Why has the risk of waterlogging increased?
If it rains heavily in Thane, there are a total of 17 sals to drain the water. Of these, 8 are below sea level while 6 are higher than sea level but three of these are above the water level that occurs during high tide.
Such Thane will have to face waterlogging in case of heavy rains. The Disaster Management Department of Thane has identified nine places where waterlogging is a major problem. Researchers are confident that this map can help the authorities. Researchers have given some advice to the Thane Municipal Corporation to deal with the problem of floods.
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It states that the corporation should keep in mind that the structures being developed should be 4.5 meters high or higher than the high tide level. Along with this, it has been asked to use ponds, pumping systems and tidal gates to store water.
