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SEWAGE SLUDGE TREATMENT
Earlier in 2026, WSU researchers heated and pressurized sewage sludge with oxygen, producing 200% more renewable gas. Now the process cuts treatment costs from $494 to $253 per ton- Researchers heated sewage sludge at 325°C for 30 minutes before centrifugation; the process converted 88% of the sludge and recovered bio-oil at up to 64%
- In 2019, RMIT researchers fired clay bricks mixed with treated sewage sludge; a 25% biosolids batch cut firing energy by 48.6% while passing strength tests
- Every day, 50,000 litres of polluted water flow from South Africa's Stiebeuel River into natural filter beds, where stones, sand and biochar clean it in 5 days, removing 99% of harmful bacteria and creating water for irrigationResearchers in South Africa are using a nature-based filtration system to treat polluted water from the Stiebeuel River in Franschhoek. At ...19 Aug, 2026, 01.05 AM IST
- Land, then power, now water: India's next scarcity. 5 stocks from the water ecosystem to look at with a long-term perspectiveOverall, the Indian stock market seems to be consolidating. And the underlying sentiment appears to be bullish. And in the small- and mid-c...08 Jul, 2026, 04.01 PM IST
- Delhi's Yamuna-cleaning plan needs reset, not just money: ReportA new analysis suggests a revised strategy for cleaning the Yamuna river in Delhi. The report highlights the need to stop mixing treated an...08 May, 2025, 06.42 PM IST
- Wabag wins Rs 800 cr World Bank, AIIB funded project in BangladeshVA Tech Wabag, a water technology firm, has won a Rs 800 crore project funded by the World Bank and Asian Infrastructure Investment Bank (A...17 Mar, 2023, 04.37 PM IST
- NGT directs Telangana govt to pay Rs 3,800 crore for improper waste managementProviding clean air, water, hygiene and environment have to be the top priorities for good governance, the bench said, adding that the stat...01 Oct, 2022, 07.12 PM IST
- NGT imposes environmental compensation of over Rs 2,000 crore on PunjabNew Delhi [India], September 23 (ANI) The National Green Tribunal (NGT) has imposed an environmental compensation of over Rs 2,000 crore on...23 Sep, 2022, 06.30 PM IST
- NTPC ties up with Delhi Jal Board to convert waste into energy"In an endeavour to reduce the carbon footprint, NTPC Ltd, India's largest integrated energy company has come together with Delhi Jal Board...21 Apr, 2022, 02.49 PM IST
- Delhi government to reduce Yamuna's pollution by 90% by March 2023Major interventions include treatment of around 150 MGD polluted water coming from Haryana and Uttar Pradesh using natural wetlands and the...18 Nov, 2020, 07.55 PM IST
- Larsen & Toubro says it has bagged orders worth between Rs 1,000 crore and Rs 2,500 croreL&T’s water and effluent treatment business won its first order in Chandigarh from the Chandigarh Smart City to construct a 136 million lit...13 Aug, 2020, 04.59 PM IST
- Long, strenuous way ahead for Bellandur lake revivalState government says revival cannot happen before 2020, and even the short-term measures will take more than a year.07 Feb, 2018, 10.45 AM IST
- New way to turn sewage into biofuel within minutes!The technology creates a material similar to petroleum pumped out of the ground, with a small amount of water and oxygen mixed in.03 Nov, 2016, 04.20 PM IST
- Researchers find way to convert sewage into biofuelWashington, Nov 3 (IANS) It may sound like science fiction, but wastewater treatment plants may one day turn ordinary sewage into biocrude ...03 Nov, 2016, 03.32 PM IST
- Waste to Wealth: BARC pioneers new life saving radiation technologyThe global nuclear watchdog, the International Atomic Energy Agency (IAEA) has lauded this breakthrough from BARC and promises to popularis...25 Oct, 2015, 10.29 AM IST
- Bill Gates' brilliant poop-water machine just started rolling out in Africa, and it could change the lives of millionsEarlier this year, Bill Gates made headlines for the captivating feat of drinking water that had been raw sewage just five minutes earlier.14 Aug, 2015, 12.45 PM IST
- VA Tech WABAG bags World Bank-funded project in PhilippinesWater treatment player VA Tech WABAG has bagged a World Bank-funded project in Philippines for setting up sewage treatment plant.26 Dec, 2014, 05.19 PM IST
- 70 per cent of Indian sewage treatment plants dysfunctional: Prakash JavadekarThrough his recorded video message at 'Wastech', Javadekar called for better solutions to tackle problems related to waste management in In...21 Nov, 2014, 05.04 PM IST
- Beyond belief: Who will save the Ganga?Ganga Action Plan (GAP) was launched in June 1985. More than Rs 1,000 crore have been spent on the different phases of the project making l...11 Feb, 2008, 01.59 AM IST
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