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CONSTRUCTION SAND ALTERNATIVES
UAE has turned desert sand into construction bricks using a new eco-friendly method developed by scientists that doesn't need additional heat to harden and could reduce cement imports- In an Australian study, waste glass replaced up to 60% of river sand in concrete; the recycled mix gained strength and resisted chloride penetration
- In 2019, Sydney replaced part of a busy road with concrete made from industrial waste. Five years later, the experiment had a surprising result
- In 1992, engineers began protecting 55 km of Ottawa River shoreline with local rounded gravel. 19 years later, 80–90% of the banks were covered by indigenous vegetationOttawa River banks were protected using rounded granular material over fifteen years ago. This method halted erosion and created a riparian...22 Aug, 2026, 11.41 PM IST
- In a multi-decade study, engineers used 12-inch coconut-fiber blankets to secure riverbanks. Years later, deep-rooted plants turned them into living barriers that resist erosion and floodsHow a 12-inch coconut fiber roll can hold a failing streambank together is easier to understand than it looks. The simple coir log slows ru...22 Aug, 2026, 07.10 PM IST
- In 2006, engineers reused 250,000 cubic yards of dredged sand to restore Elders Point East in Jamaica Bay. 10 years later, the approach had restored 40 acres of wetlands and helped reverse marsh-island erosionA New York Harbor dredging project became an opportunity to restore Jamaica Bay’s declining marsh islands. Beginning in 2006, the U.S. Army...19 Aug, 2026, 12.24 AM IST
- In 1976, USACE made a landmark decision to block development that threatened Marco Island's mangrove wetlands. 6 years later, Deltona handed Florida 15,000 acres of habitat and received 160 acres of industrial land in returnIn 1976, the U.S. Army Corps of Engineers (USACE) refused to approve a major dredge-and-fill project proposed by the Deltona Corporation on...15 Aug, 2026, 12.06 AM IST
- Earlier this year, a 29-year-old Argentine engineering student mixed iron fillers into ordinary plaster to create a magnet-friendly wall finish. Now it could appeal to 45 million U.S. renter households looking to hang objects without drilling holesA student developed a magnetic cement finish for walls. This material allows hanging objects without drilling into surfaces. The finish con...13 Aug, 2026, 07.40 PM IST
- With 30% of its land below five meters, Singapore plans to build 800 hectares of new land in the seaSingapore plans to reclaim 800 hectares of land off its East Coast. This "Long Island" project will protect against rising sea levels and w...02 Aug, 2026, 01.27 PM IST
- JBL Live 780NC review: JBL quietly promotes its mid-series flagshipThe JBL Live 780NC headphones now feature adaptive ANC and LDAC support. These new headphones offer impressive battery life and comfortable...07 Jul, 2026, 04.37 PM IST
- This new building method can deliver a full house in just 5 days, no bricks requiredA Home Built in Just Five Days? It sounds like something from the future, but it's already happening. Recycled plastic is being turned into...19 Jun, 2026, 05.41 PM IST
- Why Saudi Arabia imports sand despite being covered by desertDespite vast desert landscapes, Saudi Arabia imports construction-grade sand due to its smooth, wind-shaped grains being unsuitable for con...17 Jun, 2026, 02.48 PM IST
- Saudi Arabia is covered in sand, yet it imports millions of tons every year, and the reason lies in a tiny detail hidden in every grainSaudi Arabia imports sand from Australia for its massive construction projects. Desert sand is unsuitable for building concrete. River sand...04 Jun, 2026, 03.16 PM IST
- Is India's growing demand for river sand a double-edged sword?India's growing housing boom is increasing demand for river sand, leading to environmental damage and violence by the sand mafia. To mitiga...28 Oct, 2024, 10.53 PM IST
- Coal India subsidiary NCL to start M-Sand productionM-Sand is artificial sand produced from crushing hard stones into small sand-sized angular shaped particles, washed and finely graded to be...10 Jan, 2023, 05.15 PM IST
- Tamil Nadu real estate sector comes to standstill due to sand crisisLack of availability of river sand has forced property developers to look at alternative mechanisms like gypsum and M-sand.21 Jan, 2018, 01.13 PM IST
- Panel told to speed up green clearance for realty projects: Illegal sand mining may have ravaged the Yamuna river bed, but the demand for sand is unlikely to go down as the capital will see an enor...29 Aug, 2013, 02.43 AM IST
- Illegal sand mining: Durga Shakti Nagpal episode may push up house prices by upto 10%The acute shortage of the material that makes for about 10-15% of the cost in any housing project could delay an array of projects under co...13 Aug, 2013, 06.52 AM IST
- Needed, more sand and sand substitutes for growing construction activitiesThe notion that sand mining is a shady activity conducted covertly with political patronage to earn huge illegal rents must change.06 Aug, 2013, 09.53 AM IST
- Activists seek substitutes for sandArtificial sand that is sand obtained by crushing stones and boulders is being considered as an alternative to natural sand, said Swadhin K...05 Jun, 2013, 03.19 AM IST
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