Research Papers

Reviving traditional tanks to control floods in Chennai
A study finds that desilting and reviving traditional tanks in Chennai can greatly help in mitigating the impacts of frequent floods in the city. aartikelkar posted 1 month 2 weeks ago

Climate change is leading to rise in extreme events world over, and developing countries such as India have been experiencing not only higher death rates but also greater economic impacts due to natural hazards.

A small tank near Thalambedu in Kanchipuram (Image Source: India Water Portal)
Women hold the key to dietary diversity
A study finds that women's control over income and better decisionmaking power can go a long way in improving dietary diversity and tackling malnutrition in rural India. aartikelkar posted 3 months ago

Evidence world over shows that small scale agricultural production does very little to deal with malnutrition and food insecurity among rural poor.

Empowering women to improve nutritional outcomes (Image Source: India Water Portal)
Who is the thirstiest of them all?
A study evaluating the water use efficiency of sugarcane, curry banana and paddy among borewell irrigating farmers finds paddy to be the most inefficient and thirstiest of the three. aartikelkar posted 3 months 3 weeks ago

Agriculture uses as high as 85 percent of the available water in India of which the irrigated area accounts for nearly 48.8 percent of the 140 million hectare (mha) of agricultural land, while the remaining 51.2 percent is rainfed.

Paddy, a thirsty crop (Image Source: IWP Flickr photos)
The fast disappearing glaciers of Kashmir
The glaciers located in the Kashmir Himalayas are melting at rapid rates posing a threat to water security in the region!. How is Kashmir coping? aartikelkar posted 4 months ago

Kashmir’s glaciers are melting at frightening rates. Kolahoi glacier, the largest glacier in Kashmir Himalayas, has lost 23 percent area since 1962 and has fragmented into smaller parts!

Glaciers, frozen rivers of ice

Kolahoi glacier in Kashmir (Image Source: Irfanaru via Wikimedia Commons)
Holy waters, unholy outcomes!
A study found that mass bathing events in the Kshipra river not only led to high pollution, but also to the presence of multidrug resistant pathogenic bacteria in its waters, posing a risk to health. aartikelkar posted 4 months 2 weeks ago

Rivers are revered and considered holy since times immemorial in India and mass bathing in some rivers is an age-old ritual. A holy dip and a holy sip of the river waters are considered to be a highly purifying. But is the dip really cleansing at all when almost all the rivers in India are known to be highly polluted?

A priest offers water to the sun at Ramghat on the Kshipra river at Simhastha (Image Source: Makarand Purohit)
Think, before you have your cup of tea!
Women workers from tea plantations in India are overworked and underpaid. Voiceless, without any rights at the workplace, and their health compromised, they continue to suffer in silence. aartikelkar posted 4 months 4 weeks ago

India is the second largest tea producer in the world, with production at 1.2 million metric tons

Women workers at a tea plantation in Assam (Image Source: Wikimedia Commons)
Tank desiltation scheme in Maharashtra: Policy concerns and way forward
Maharashtra has been implementing the Gaalmukt Dharan, Gaalyukt Shivar Yojana (GDGS) scheme since 2017. How has it fared and what needs to be done to improve it further? aartikelkar posted 6 months 1 week ago

Tank systems of India

Desiltation activities undertaken under the GDGS in Maharahstra (Image Source: NASHIKONWEB.COM)
Pumping groundwater to harnessing rainfall: A tale of two states
Saurashtra, and Vidarbha and Marathwada have similar climatic and aquifer characteristics. Why do the latter suffer from droughts when Saurashtra has been able to improve its groundwater levels? aartikelkar posted 6 months 2 weeks ago

Groundwater depletion, a growing challenge for India

Groundwater decline in India (Image Source: India Water Portal)
Protecting mangroves, to deal with cyclones
Mangroves not only help India economically by protecting coastal assets during cyclones, but also help by protecting people in densely populated coastal areas. aartikelkar posted 6 months 3 weeks ago

Coastal flooding is rising in India and recent evidence shows that as high as 36 million Indians will be at the risk of chronic flooding by 2050.

Mangroves of the Sundarbans. (Source: Nature Environment & Wildlife Society - NEWS)
Dams spell doom for freshwater fish
A global study finds that freshwater fish suffer more due to fragmentation and loss of connectivity of rivers due to building of dams. aartikelkar posted 6 months 4 weeks ago

Dams threaten freshwater biodiversity

Dams can threaten biodiversity (Image Source: India Water Portal)