India

Cauvery water not very polluted, says study
News this week Posted on 17 Apr, 2018 11:10 AM

KSPCB says Cauvery water can be used for drinking after conventional treatment

Cauvery river water falls under Category-C. (Picture courtesy: Deccan Chronicle)
Tourism increases black carbon in air
A study finds an increased concentration of black carbon in Gangotri region during tourist seasons. Posted on 16 Apr, 2018 03:25 PM

In a significant input for the growing debate on global climate change, a study by researchers at the Dehradun-based Wadia Institute of Himalayan Geology (WIHG) has found that there is a remarkable increase in the concentration of black carbon in the atmosphere near the pilgrim town of Gangotri in Uttarakhand during the two annual tourist seasons of April to June and during September and Octobe

Black Carbon Monitoring Station at Chirbasa near Gangotari. (Photo credit : Dr P.S. Negi, Wadia Institute of Himalayan Geology, Dehradun)
Yak faces threat of climate change
Nomads are beginning to notice increasing heat stress among yaks in the Indian Himalayas. Posted on 12 Apr, 2018 11:37 AM

Yak--the lifeline of pastoral nomads in high altitudes of the Indian Himalayan region--is facing the threat of gradually rising temperatures in the region. 

Yaks are used to very cold temperature and exhibits heat stress when the temperature increases. (Source: IWP Flickr photos)
Exhibition on ‘The River Ganga: India’s Iconic Water Machine’ at New Delhi, April 19-21, 2018 and Roorkee April 25-26, 2018
Visit this exhibition that provides the first comprehensive visualization of the hyper-engineered landscape of the Ganga at the American Centre, New Delhi and later at NIH, Roorkee.
Posted on 12 Apr, 2018 07:57 AM

What is the exhibition about

Power play chokes Korba
The video tells the story of residents of Korba and nearby villages who are affected by the fly ash from power plants which makes Korba the fifth critically polluted area in the country. Posted on 11 Apr, 2018 02:05 PM

Korba in Chhattisgarh is an industrial area which has a significant number of coal mines and thermal power plants. Fly ash is a byproduct of the thermal power plants and has become a significant problem for the residents of Korba now.

Fly-ash dust at CSEB thermal power plant in Korba.
There’s no better gift, Daan Toilet!
Assam’s Jorhat district inches closer to being open defecation-free, thanks to a novel initiative by the administration. Posted on 11 Apr, 2018 11:49 AM

Prime Minister Narendra Modi’s pet project, Swachh Bharat that envisages an open defecation-free India by the year 2019 has witnessed many local administrations take drastic measures to get people to b

Baghmoria resident Bitul Gogoi poses in front of a newly constructed ‘Daan' toilet donated by Dr Richa Agarwala of Jorhat.
East Kolkata Wetlands found to trap sewage carbon
News this week Posted on 10 Apr, 2018 10:21 AM

East Kolkata Wetlands found to lock down over 60 percent carbon from the wastewater it receives

Fishermen rear fish in wastewater from the wetlands.
SC slams Centre on Cauvery water sharing
Policy matters this week Posted on 10 Apr, 2018 10:08 AM

Apex court seeks draft on Cauvery management scheme by May 3

Supreme Court seeks report from Centre on Cauvery issue. (Picture courtesy: NDTV)
Nanomaterial from seaweed can clean toxic water
A team of scientists have synthesised graphene-iron sulfide nanocomposite from abundantly found seaweed Ulva fasciata through direct pyrolysis technique. Posted on 08 Apr, 2018 09:02 PM

Treatment of wastewater containing industrial dyes and toxic heavy metals is a major environmental problem as available treatment techniques are not very efficient and environment-friendly. Now a team of Indian scientists has developed a nanomaterial drawn from seaweed for effective treatment of toxic wastewater without using any chemicals.

The team of scientists who developed the nanomaterial.
New technique to monitor coastal landforms
Better surveillance systems will help to keep a check on the excessive exploitation of coastal resources. Posted on 05 Apr, 2018 01:43 PM

Indian scientists have developed a remote sensing technique that uses satellite data to delineate between various coastal landforms like beaches, mangroves and marshes. This method can help monitor and understand impacts of natural disasters as well as human activities on coastal ecosystem.

The new system will help monitor and understand impacts of natural disasters as well as human activities on coastal ecosystem. (Source: IWP Flickr photos)
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