Research Papers

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Waterways can disrupt riverine ecosystems 
How does barge trafficking/movement affect the ecology and biodiversity of riverine ecosystems? A study explains. Posted on 17 Oct, 2023 04:33 PM

Rivers, as waterways

River Hooghly at Kolkata (Image Source: Yercaud-elango via Wikimedia Commons)
Interlinking rivers can influence the dynamics of the Indian summer monsoon
Recent study highlights the need for careful consideration of ecological sustainability and water demands in large-scale hydrological projects Posted on 10 Oct, 2023 05:20 PM

India is dealing with a growing water stress crisis brought on by things like climate change, population growth, pollution, and changes in land use. Currently, there are about 1400 cubic metres of water available per person, but by 2050, that number is predicted to fall to 1200 cubic metres. Already, a large portion of India is deemed to be water-stressed.

River in India (Image: Rishav Saha, Wikimedia Commons, CC BY-SA 4.0 DEED)
Indian wetlands - under threat from invasive species
Wetlands in India are increasingly facing the threat of invasive alien species that multiply rapidly and fast replace native species thus affecting biodiversity and their survival. Urgent action to deal with the threat is needed. Posted on 10 Oct, 2023 09:56 AM

A recent report by the Intergovernmental Platform on Biodiversity and Ecosystem Services (IPBES), warns of the introduction of more than 37,000 invasive alien species due to human activities to marine, aquatic and terrestrial ecosystems globally.

Wetlands, treasure troves of biodiversity (Image Source: Aarti Kelkar Khambete)
India's rivers: From conservation movements to legal personhood
While the current push for legal personhood for rivers is facing obstacles and is stalled, it holds potential as a viable long-term strategy for the preservation of India's rivers Posted on 08 Oct, 2023 12:31 PM

The Ganges and Narmada rivers, in particular, have been severely degraded as a result of India's reliance on dams for irrigation and hydropower. Despite decades of significant environmental movements opposed to dams, they largely failed because they couldn't stop the work already in progress.

River quality deteriorates as demand for hydropower to support economic growth continues to expand. (Image: Yogendra Singh Negi, Wikimedia Commons; CC BY-SA 4.0 DEED)
Assessment of segregated greywater in rural Indian homes
Household habits, activities, and wastewater source all have a significant impact on the characteristics of greywater. Posted on 07 Oct, 2023 06:22 PM

Domestic wastewater, in particular greywater, significantly contributes to the composition of all wastewater. It is becoming more widely accepted that greywater, as opposed to blackwater, is a valuable resource rather than just waste.

Greywater filtration (Image: Karen Blakeman; Flickr Commons - CC0 1.0 Universal)
Water fleas see red as river Mula Mutha in Pune chokes
This study conducted by freshwater biologists Avinash Vanjare, Yugandhar Shinde and Sameer Padhye finds that pollution and faulty restoration practices have spelled doom for smaller animals residing in the Mula Mutha river indicating serious threats to the river ecosystem in the long run. Posted on 29 Sep, 2023 09:57 PM

Mula Mutha, a river under seige

The Mula Mutha river at Pune (Image Source: Alexey Komarov via Wikimedia Commons)
Farmer’s willingness to pay for groundwater irrigation: The case of Uttar Pradesh
Is there a potential for introducing an organised groundwater irrigation market in Western Uttar Pradesh, where informal groundwater markets continue to thrive? Posted on 28 Sep, 2023 09:58 AM

Irrigated agriculture consumes the largest share of freshwater resources, including both surface water and groundwater. As high as 40 percent of irrigation is dependent on groundwater, accounting for 70 percent of the total groundwater extractions world over and this share is predicted to increase with climate change. 

Groundwater, fast diminishing resource (Image Source: India Water Portal)
Monitoring water quality of lakes and ponds in Kolkata
Using organisms living in the water as indicators of the status of water bodies provides a number of advantages over chemical analysis and is increasingly being used to monitor water quality of rivers and lakes in India. Posted on 22 Sep, 2023 01:07 PM

Biomonitoring, to assess the pollution levels in water bodies

Santragachi Lake, beside Santragachi rail station at Santragachi, Howrah district, West Bengal (Image Source: Pinakpani via Wikimedia Commons)
Governance, incentives, and performance in urban water utilities
A study highlights the importance of regulation in improving water utility performance in India Posted on 21 Sep, 2023 07:57 PM

In developing countries, it is extremely difficult to strike a balance between the competing priorities of socioeconomic and environmental goals within water utilities. India's water industry struggles with problems like budget deficits, accessibility restrictions, and poor service standards.

Study suggests increasing the duration of water supply hours could lead to improved service performance (Image: Pixnio)
Quality soil, crucial for women and child health in India
This study found that soil mineral availability had an impact on the health and nutritional status of women and children in India. Posted on 04 Sep, 2023 08:47 AM

Micronutrient deficiency is known to affect the health of over two billion people globally and is known to impact learning, IQ, motor skills, and immune system functions and has a lasting effect on children through adulthood.

Soil quality, crucial for human health (Image Source: M Tullottes via Wikimedia Commons)
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