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Chennai is entirely dependent on ground water resources to meet its water needs. Ground water resources in Chennai are replenished by rainwater and the city's average rainfall is 1,276 mm. [7] Chennai receives about 985 million liters per day (mld) from various sources against the required amount of 1,200 mld. This demand is expected to rise to ...
Under the Köppen climate classification, Chennai has the dry-summer version of a tropical savanna climate (As), [5] [6] closely bordering the dry-winter version (Aw) due to a February average rainfall of 4.7 mm (0.19 in). Chennai lies on the thermal equator and is also coastal, which prevents extreme variation in seasonal temperature. [7]
The centre took eleven air samples in and around North Chennai and Chennai city as part of their air quality study in Ennore 2016. 24-hour samples were taken using filters fitted to a low volume air sampler and analysed for PM 2.5 (Particulate Matter or dust less than 2.5 micrometres in size).
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The 2019 Chennai water crisis was a water crisis occurring in India, most notably in the coastal city of Chennai in Tamil Nadu. [1] On 19 June 2019, Chennai city officials declared that "Day Zero", or the day when almost no water is left, had been reached, as all the four main reservoirs supplying water to the city had run dry.
Porur Lake is located on the fringes of the Porur neighbourhood in south-west Chennai and is a primary water resource for the residents of Chennai. It is a temporary catchment area connected with Chembarambakkam Lake. It is spread over 200 acres with a capacity of 46 million cubic feet (mcft).
Chennai is one of the metros in India that are dependent mostly on ground water supply. Ground water in Chennai is replenished by rain water and average rainfall in Chennai is 1276 mm. [1] Chennai receives about 985 million liters per day (mld) from various sources against the required amount of 1200 mld and the demand is expected to rise to ...
During the Triassic period of 251–199.6 Ma, the Indian subcontinent was the part of a vast supercontinent known as Pangaea.Despite its position within a high-latitude belt at 55–75° S—latitudes now occupied by parts of the Antarctic Peninsula, as opposed to India's current position between 8 and 37° N—India likely experienced a humid temperate climate with warm and frost-free weather ...