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RECYCLED MATERIALS IN CONSTRUCTION
In a 2025 study, researchers fired clay bricks with 10% eggshell powder; thermal conductivity was 50% lower than in untreated bricks- In a 2019 concrete study, replacing up to 30% of sand with waste tyre rubber increased impact resistance but reduced compressive strength
- In a 2015 Deakin University study, crushed waste glass replaced 30% of concrete sand; after 28 days, the recycled mix was 6% stronger than conventional concrete
- In an Australian study, waste glass replaced up to 60% of river sand in concrete; the recycled mix gained strength and resisted chloride penetrationEngineers in Australia have found that substituting sand with waste glass in concrete mixes can be beneficial. By using up to sixty percent...28 Aug, 2026, 02.10 PM IST
- In 2022, RMIT tested shredded masks, rubber gloves and isolation gowns in concrete; gloves raised strength by up to 22% and masks by up to 17%RMIT University researchers discovered shredded personal protective equipment strengthens concrete. Rubber gloves increased concrete streng...28 Aug, 2026, 02.00 PM IST
- In 2021, RMIT tested shredded face masks with recycled concrete for road bases; 1 kilometer could use 3 million masks and divert 93 tonnes from landfillEngineers from Australia have introduced an innovative strategy for converting used face masks into construction materials for roads. This ...28 Aug, 2026, 01.50 PM IST
- Old mattress at home? Know how to dispose of it safely, 6 easy ways to reuse, donate or recycle it and signs it’s time to replace ItDisposing of old mattresses calls for responsible actions. Instead of roadside dumping or burning, think about donating, reusing, or employ...28 Aug, 2026, 10.48 AM IST
- In 2020, a Brazilian mother and daughter started collecting discarded bottles; years later, 8,000 glass bottles became the walls of their seven-bedroom home that glows at sunriseA Brazilian mother and daughter collected over 8,000 discarded bottles from beaches in 2020. These bottles were then incorporated into the ...27 Aug, 2026, 11.22 PM IST
- Kullu municipal administration used ecologically sensitive Parvati Valley for waste storage, NGT informedKullu administration used sensitive Parvati Valley for waste storage after a plant closure. Contractor issues and transport disruptions led...27 Aug, 2026, 04.56 PM IST
- In Texas, oyster-shell waste became reef “shell bags”; along Galveston Bay, the new shell reefs supported living oysters and helped stabilize shorelinesThe Galveston Bay Foundation has initiated a commendable recycling program to repurpose oyster shells from local restaurants for vital reef...27 Aug, 2026, 03.20 PM IST
- Wind turbines in US can last around 30 years; what happens to their enormous blades after they stop turning may surprise youWind turbines typically have a lifespan of around thirty years, and at the end of this period, much of their structure can be efficiently r...26 Aug, 2026, 10.12 PM IST
- A Tennessee company is recycling wind turbine blades and recovering glass fibre reported to be 99.9% pure for reuse in manufacturingA Knoxville company, Carbon Rivers, is recycling old wind turbine blades. Their process uses heat to separate glass fibre from resin materi...25 Aug, 2026, 02.30 PM IST
- Americans discard about 15 million tons of asphalt roof shingles a year, but old roofs can be ground up and put straight back into the roads people drive onMillions of tons of asphalt shingles are disposed of annually in the United States. These old roofing materials can be processed into recyc...25 Aug, 2026, 01.20 PM IST
- This US company is repurposing old EV batteries in Nevada to power AI data centres. This could solve one of AI’s biggest problemsA new trend is emerging as retired electric vehicle batteries are repurposed to fuel artificial intelligence data centres. Retaining consid...24 Aug, 2026, 11.38 PM IST
- In 2019, Sydney replaced part of a busy road with concrete made from industrial waste. Five years later, the experiment had a surprising resultA road trial in Sydney tested the durability of concrete created from industrial waste, revealing impressive results. The geopolymer concre...24 Aug, 2026, 07.40 PM IST
- USA faces millions of tons of retired wind turbine blades; engineers from Houston found an unexpected second use for them.At the University of Houston, engineers are ingeniously repurposing retired wind turbine blades to construct highway overhead sign structur...24 Aug, 2026, 04.25 PM IST
- In 2023, Georgia sank two retired Atlanta commuter trains; seven months later, divers found corals, fish, and other marine life colonizing the railcarsRetired MARTA train cars were sunk off Georgia's coast to create new reefs. Divers found marine life and coral growth on the cars within se...20 Aug, 2026, 06.40 PM IST
- Costa Rican mother saves for 9 years to buy land, then built a home with 7 tonnes of recycled plastic. Here's how she did itA Costa Rican mother and her 6-year-old son received a permanent home built with interlocking blocks made from around 7 tons of recycled pl...19 Aug, 2026, 05.19 PM IST
- In 1919, German crews sank their own fleet at Scapa Flow. 100 years later, its steel became prized by industry for being radioactive-freeIn 1919, German crews deliberately sank much of their surrendered fleet at Scapa Flow rather than allow the ships to be divided among the A...18 Aug, 2026, 12.59 AM IST
- South Korea to launch $3.5 billion chip fund, speed development of semiconductor hubsThe government will also provide a further 5 trillion won in trade finance for suppliers, Presidential Chief of Staff Kang Hoon-sik told a ...10 Aug, 2026, 04.25 PM IST
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