Annual climate summary 2023
The report discusses the climate condition over Indian region during the year 2023. Notably, global temperatures soared to exceptionally high levels during this period (WMO.No.1347). The India Meteorological
Rainfall
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Dynamic ground water resources of India (as on March, 2004)
This report presents the dynamic ground water resources of India based on GEC'97 (Ground Water Exploitation Committee)with base year as 2004. It identifies the areas where ground water development is at low key and the areas, where ground water development is alarmingly high. The estimation for the individual state was jointly done by the Ground Water Wing of the State Govt.
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A decade of the Maharashtra groundwater legislation: Analysis of the implementation process
<p>Maharashtra is among the few states in India that has enacted and implemented legislation to regulate the use of groundwater. The Act, known as Maharashtra Groundwater (Regulation for Drinking Water Purposes) Act 1993 stipulates inter alia, a minimum distance of 500 metres between a public drinking water source (PWS) and a well or a bore well of any farmer not used for that purpose.
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Rainwater harvesting: a new concept to utilize rainwater and secure the future
The present book on rainwater harvesting, is the perfect guide where detailed plans for adopting very economical rain water harvesting schemes for houses of different types is given.
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Saturation to improve pollutant retention in a rain garden
Rain gardens have been recommended as a best management practice to treat stormwater runoff. Replicate rain gardens were constructed in Haddam, CT, to treat roof runoff. The objective of this study was to assess whether the creation of a saturated zone in a rain garden improved retention of pollutants. The gardens were sized to store 2.54 cm (1 in) of runoff.
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There’s nothing august about Mumbai
<font class="UCASE"><b>July 26, 2005:</b></font> It began raining at 11 am. In the next 24 hours, India’s most populous city received 944 mm of rainfall. The resultant flood killed 450 people (officially), and caused financial damage worth about Rs 4,000
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ENSO control on the south Asian monsoon through the length of the rainy season
Being an integral effect of sub-seasonal rain spells over the season, the seasonal mean south Asian monsoon (SAM) rainfall could be affected by change in the length of the rainy season (LRS). An objective definition of the duration of the SAM season has, however, been lacking.
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Rain revelation
New study stresses air currents within clouds are crucial
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Rainwater harvesting - a case study in a college campus in Mysore
Feasibility of harvesting roof top water in an engineering college campus is studied using a stochastically generated daily rainfall series. It has been shown that even though sufficient amount of water is available, possibility of harvesting rainwater is limited because of limitations in the storage that can be provided.
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Receiving end
Karnataka flooded
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Weakening trend of the southwest monsoon current through peninsular India from 1950 to the present
The southwest monsoon current in the form of a crossequatorial low level jetstream (LLJ) with its core at an altitude of about 1.5 km and core wind speeds of 80