In 2019, South Africa put 700 kg of waste plastic into a 300-metre road; Jeffreys Bay turned discarded packaging into its asphalt surfaceIn 2019, South Africa put 700 kg of waste plastic into a 300-metre road; Jeffreys Bay turned discarded packaging into its asphalt surface. ...
19 Sep, 2026, 10.10 PM IST
In 2018, Tasmania built a road using 530,000 plastic bags, 168,000 glass bottles and 12,500 printer cartridges; engineers expected it to last 15% longerWhat if the road beneath your feet was made partly from the rubbish you threw away? In Tasmania, that idea became real in 2018. Engineers b...
17 Sep, 2026, 11.01 PM IST
- In the 1990s, a highway project in Oregon triggered a landslide. Engineers removed soil and buried 580,000 shredded tires to fix it
Oregon's engineering team has pioneered a remarkable solution by integrating nearly 580,000 shredded tires into highway repairs. This cleve...
16 Sep, 2026, 04.52 PM IST
In 2018, the Netherlands turned 1,000 kg of household plastic into a 30-metre cycle path; the road contained the equivalent of 218,000 plastic cupsA Dutch cycle path turned plastic waste into something useful. In 2018, Zwolle opened a 30-metre path made with about 1,000 kilograms of re...
15 Sep, 2026, 11.25 PM IST
In 2018, Melbourne put 200,000 plastic bags, 63,000 glass bottles and 4,500 used printer cartridges into a road; 250 tonnes of recycled asphalt showed 60% better fatigue resistanceIn 2018, Melbourne tested a road with an unusual ingredient list: 200,000 plastic bags, 63,000 glass bottles and 4,500 used printer cartrid...
15 Sep, 2026, 08.02 PM IST
In 2020, California repaved a highway using recycled materials, including 150,000 plastic bottles per mile; it could last 2-3 times longer than conventional asphaltCalifornia transportation officials tested recycled pavement using plastic bottle binder. This pilot project on Highway 162 consumed approx...
15 Sep, 2026, 06.53 PM IST
In a 2013 study, researchers found a healthy green roof cooled air by 1.58°C at night, while drought damage cut that measured benefit to 0.78°CWhile green roofs can significantly reduce urban heat, they demand regular maintenance to sustain their efficacy. Recent findings indicate ...
14 Sep, 2026, 02.30 PM IST
Chicago installed tree tubs and permeable pavement at Navy Pier; it helps capture stormwater while reducing annual pollution by 3 lb of phosphorus, 47 lb of nitrogen and 2 tons of sedimentChicago's Navy Pier showcases an impressive green infrastructure designed for efficient stormwater management. Featuring seventy-seven tree...
11 Sep, 2026, 07.14 PM IST
In 2021, Victoria used 2,100 tons of recycled road base to rebuild the Hume Freeway. 5 years later, its 850-metre stretch had turned waste into a longer-lasting road tooPlastic bags and glass bottles usually end up in the trash. In Australia, some became part of a highway instead. Engineers rebuilt an 850-m...
09 Sep, 2026, 07.33 PM IST
In 2025, Nebraska put two million plastic bags into a 4,000-foot road; it became the state’s first recycled-plastic roadNebraska put the equivalent of two million plastic bags into a 4,000-foot road in 2025, creating the state’s first recycled-plastic road. T...
08 Sep, 2026, 09.11 PM IST
In 1990, New York City began recycling waste glass into street pavement. 5 years later, the city had reused 250,000 tons of glass in resurfacing projects across the cityNew York City pioneered waste glass use in road construction between 1990 and 1995. Research examined crushed glass as an asphalt aggregate...
08 Sep, 2026, 08.14 PM IST
A 1998 Texas experiment mixed printer toner into asphalt, and tests found it could make the mix strongerA recent study reveals that adding waste toner to asphalt binder can significantly improve its performance. With just a ten percent additio...
08 Sep, 2026, 01.30 PM IST
In 2024, Michigan Tech mixed 6% treated waste glass into asphalt; dynamic stability rose 42.3%, and anti-skid performance improved 38.6% over standard mixesResearchers at Michigan Technological University have discovered an innovative way to utilize waste glass in paving roads. Their findings r...
08 Sep, 2026, 01.20 PM IST
In 2011, Colorado reused 134,000 tons of old asphalt in highway mixes; CDOT estimated the recycled material saved the state about $1.6 millionColorado's innovative approach to roadway construction has resulted in significant savings, repurposing old asphalt in new projects. By emb...
05 Sep, 2026, 02.20 PM IST
In 1980, New Jersey reused 14,000 tons of milled U.S. 1 asphalt for U.S. 130 shoulders, saving $50,346 and 12,753 tons of virgin stoneNew Jersey's engineering team successfully transformed milled road surfaces into functional highway shoulders, achieving significant saving...
04 Sep, 2026, 03.50 PM IST
In 2026, Texas engineers mixed 4.5 tons of waste plastic into nearly a mile of road; the recycled material replaced 8% to 10% of petroleum-based bitumenInnovative researchers are pioneering the use of recycled plastic to improve the durability of asphalt roads. By substituting a portion of ...
03 Sep, 2026, 02.28 PM IST
In 2022, Hawaii used 195,000 plastic bottles to rebuild a road. Engineers found an alternative use for recycling plastic waste, but there's a catchHawaii's officials have embarked on an innovative experiment to blend recycled plastic into road asphalt, effectively repurposing nearly 20...
02 Sep, 2026, 03.22 PM IST