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ENVIRONMENTALLY SUSTAINABLE ROAD REPAIRS
Colorado rebuilt part of US 24 by reconditioning its old asphalt in place; the $5.7 million project avoided hauling in more than 40,000 tons of new base- In 2011, Colorado reused 134,000 tons of old asphalt in highway mixes; CDOT estimated the recycled material saved the state about $1.6 million
- A 2024 study claims positive travel experiences help slow aging and boost overall health through new environments and physical activity
- Curing our broken, disturbing roads: NHAI mandates AI-based machine control for highway projectsNHAI mandates AI-based machine control for highway construction projects. This technology uses sensors and real-time data for precise road ...04 Sep, 2026, 11.10 PM IST
- In 2011, NASA built a 50,000-square-foot California office that used 90% less drinking water and was designed to produce 20% more energy than it neededNASA’s Sustainability Base was designed as a 50,000-square-foot office that used just 12% of conventional electricity and 10% of potable wa...04 Sep, 2026, 07.12 PM IST
- In 2009, Illinois used 38,881 tons of fly ash in highway construction; IDOT reported spending $1.75 million while reducing landfill use and cement demandIllinois highways are increasingly integrating fly ash, a byproduct of coal combustion, as a sustainable option for road construction. This...04 Sep, 2026, 03.40 PM IST
- In 1997, Abilene collected 240 tons of waste glass for Antilley Road; Dyess Air Force Base crushed the glass at $9 a ton for two 750-foot test sectionsIn Abilene, Texas, an innovative project has integrated crushed glass from recycled bottles and jars into road construction. By blending gl...04 Sep, 2026, 02.20 PM IST
- In 2017, Louisiana helped repair septic systems threatening the Amite River. 7 years later, 805 systems were fixed and 46.9 miles were removed from the bacteria listSignificant strides in water quality have stemmed from proactive home septic system inspections and educational initiatives. The Amite Rive...03 Sep, 2026, 11.21 PM IST
- In 2011, CEQ, EPA and GSA launched a national electronics plan. 15 years later, 2.4 billion EPEAT products generated $24.6 billion in savings for buyers nationwide2011 strategy emerged at a time when computers, monitors, printers, mobile devices and other electronics were becoming increasingly importa...03 Sep, 2026, 08.02 PM IST
- In 2014, Royal Society of Chemistry scientists extracted D-limonene from waste orange peels at 96% purity, turning citrus processing waste into bio-based asphalt modifiersCitrus waste, previously considered rubbish, is now transformed into a valuable resource. D-limonene, derived from orange peels, is emergin...03 Sep, 2026, 04.00 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
- Delhi’s roads take a beating this monsoon, with potholes and damaged stretches across key routesDelhi's roads show monsoon damage with potholes and broken surfaces. Poor drainage exacerbates water accumulation, weakening the bituminous...03 Sep, 2026, 08.29 AM 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
- ‘Road is so bad we get hurt’: 7-year-old girl approaches Mau DM over broken school road, says uniforms get dirtyA determined student approached the district magistrate to voice her concerns about the perilous state of the road leading to her school. S...01 Sep, 2026, 01.25 PM IST
- In 2006, Portland converted 45,000 streetlights to LEDs. 20 years later, its streetlights and signals use 66% less energy and save the city $1.5 million every yearTwo decades after 2006, Portland’s lighting story offers a useful lesson for cities considering their own energy transitions. The important...01 Sep, 2026, 03.32 AM IST
- Indian Railways is planting an aromatic-rooted grass in Lonavala ghats to prevent landslides and avert a Nepal-like flash flood situationIndian Railways is testing vetiver, an aromatic-rooted grass native to India, as a low-cost nature-based solution to stabilise vulnerable s...30 Aug, 2026, 03.46 PM IST
- In 2025, Hampton, New Hampshire, completed a $4.3 million drainage project using a repurposed pump station. 1 year later, residents estimated flooding had fallen 75%, transforming a flood-prone neighborhoodHampton, New Hampshire, finished a drainage project. This work significantly reduced tidal flooding for residents. New pipes and a repurpos...30 Aug, 2026, 01.38 AM 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
- In 2012, Ray Milewski and students set research plots at Pennsylvania's Tannersville Cranberry Bog. 10 years later, researchers cleared shrubs to help rare native plants return to the bogIn 2012, Ray Milewski and students established research plots at Pennsylvania’s Tannersville Cranberry Bog. A decade later, researchers cle...27 Aug, 2026, 06.40 PM IST
- In 2018, New York's Cortland County funded 3 culvert and stream projects. 5 years later, all 3 sites improved from severe barriers to insignificant barriers for better fish passageCortland County projects fit into a broader New York effort to identify and address barriers to aquatic organism passage. New York's Depart...27 Aug, 2026, 06.15 PM IST
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