Resource Recovery from Waste

If we reframe waste as a resource, we don’t just solve the disposal problem, we start a chain reaction for the circular economy. Here are some reframes: ♻ Coffee grounds → urban farms UK cafés throw away 500,000 tonnes of coffee grounds every year. Instead of landfill methane, they could be turned into mushroom-growing substrate, creating fresh produce for local markets. ♻ Demolition rubble → low-carbon construction Construction generates over 60% of UK waste. Crushed concrete can replace virgin aggregate in new builds, cutting emissions from quarrying and transport. ♻ Office e-waste → community repair hubs Old IT kit isn’t scrap, it’s an apprenticeship opportunity. Partnering with repair hubs keeps devices in use and trains the next generation of green-skilled workers. ♻ Food manufacturing by-products → animal feed & biogas Breweries send spent grain to farmers; similar partnerships could turn surplus bakery goods into livestock feed or anaerobic digestion fuel. One business’s “waste” becomes another’s revenue stream. Local economies strengthen. Carbon footprints shrink. Picture - Brenna Quinlan

Don’t waste the worth… Tantalum, gallium, and indium are in phones, laptops, LEDs, and aerospace gear. They power capacitors, screens, and sensors. But when devices are discarded, those metals are gone. Too small to recover easily. Too costly to recycle with traditional methods. So most of it is lost. That is a waste. These are critical materials. Their supply is limited, and prices are high. Gallium hit $500 per kilo in 2024. Tantalum was over $170. A team at West Virginia University found another way. They shred e-waste, add carbon and flux, and hit it with microwaves. The carbon heats fast. It reacts with the metals. What’s left is a grain-sized lump of high-purity metal. In lab tests, they recovered up to 80% of the target metals. Purity reached 95–97%. No acid. No toxic fumes. No export waste. It works in the lab. Now they are scaling to handle server boards, smartphones, and LED scrap. DARPA is backing the project. If it scales, e-waste could become a local source of critical supply. We do not need to mine more. We need to recover better. Are you still designing products to be thrown away? Daily #electronics insights from Asia—follow me, Keesjan, and never miss a post by ringing my 🔔. #technology #innovation #sustainability

Turning Trash into Cash India generates over 62 million tonnes of waste annually—& only about 2% of it is formally processed. But what if we reimagined this waste not as a problem, but as a trillion-rupee opportunity? Picture this: ♻️ A startup in Noida extracts rare metals from discarded electronics. ♻️ A company in Delhi turns temple flowers into incense & organic colors. ♻️ A farm in Maharashtra converts agri-waste into biochar & sells carbon credits abroad. Innovations Leading the Charge: ♻️ E-Waste & Battery Recycling: Attero,Gravita India Limited,Ecoreco are recovering precious metals and batteries. ♻️ Waste Management & Recycling: Recykal Karo,NEPRA - Let's Recycle, Saahas Zero Waste are building digital & physical infra for smart disposal. ♻️ Agri & Food Waste: Loopworm,Farm2Fam, GreenPod Labs are transforming waste into feed, packaging, & value-added products. ♻️ Re-Commerce & Upcycling: Zefo Cashify,The Disposal Company are extending product lifecycles . ♻️ Sustainable Packaging: Bambrew,PadCare,PolyCycl are creating planet-friendly alternatives to plastic. Metrics That Matter: •Attero clocks ₹150+cr in revenue, growing 40% YoY. •Recykal Karo has enabled 1M+ tonnes of waste recovery and serves 600+ brands. •Nirmalaya, starting with temple waste, now crosses ₹3 crore revenue, with 300+ temple partners. •Bambrew raised ₹60 crore in 2024, serving clients like Unilever and Amazon. And this is just scratching the surface. Untapped White Spaces: Decentralized Bio-Energy 🔥 500M+ tons of agri waste is generated annually, <10% reused. 🔥 Biomass → biogas, compressed biogas (CBG), & biochar = 100K+ rural microplants potential. Textile & Fashion Circularity 👕 India discards 1 million tons of textile waste yearly. 👕 Upcycling, textile recycling, & resale are nascent — only 1% captured today. Urban Mining 🪙 India has 3 billion+ obsolete devices lying around. 🪙 Recovery of copper, lithium, & cobalt is a $2B+ annual opportunity. Smart Segregation & Logistics 🚛 Last-mile waste collection remains broken in most Tier 2/3 cities. 🚛 IoT, AI-enabled segregation, & MSME-level sorting tech are massive gaps. Carbon & Plastic Credits 🌍 Startups can enable SMBs to trade in verified credits. 🌍 India’s recycling units are underutilized in global offset markets. Final Thought The raw materials are already here—in our landfills, farms, and streets. What we need are entrepreneurs and investors who can turn waste into value, & in doing so, build a resilient, regenerative economy. Ask yourself: • Are we designing for end-of-life, not just point-of-sale? • Are we investing in scalable, circular systems—not linear fixes? The next decade of India’s economy depends on how we handle what we throw away today. Build for circularity, & you're building for longevity. #CircularEconomy #Sustainability #ClimateTech #GreenStartups #Recycling #AgriWaste #Upcycling #India2030 #ImpactInvesting #ESG

Commercially viable lithium extraction from spent batteries. (Illinois.edu) "A new study shows that lithium can be recovered from battery waste using an electrochemically driven recovery process. The method has been tested on commonly used types of lithium-containing batteries. "The study, led by University of Illinois Urbana-Champaign chemical and biomolecular engineering professor Xiao Su, describes a process that leaches metals from batteries into an organic solvent, then uses an electrochemical cell in which a polymer-coated electrode is used to capture lithium." “The main challenge is the presence of other metals in lithium recovery streams, particularly in organic leachates, which is a common way to dissolve spent batteries for recycling,” Su said. “To overcome these challenges, we’ve introduced a copolymer that captures lithium selectively directly from organic solvents and that can be electrochemically regenerated.” "In the lab, Su’s research team dismantles batteries and leaches out metals into an organic solvent, creating a mixture containing lithium and other metals. They then moved the solvent into an electrochemical cell with an electrode coated with a specially designed copolymer that specifically captures lithium ions from the mixture, much like a sponge." “The lithium-filled electrode is then put into a new solution, and a voltage is applied,” Su said. “That triggers the polymer to release the captured lithium ions, which are collected, while leaving other metals behind in the original leachate. This electrochemical regeneration allows for repeated cycles of selective, efficient lithium recovery from waste batteries.” "Techno-economic analysis highlights high energy efficiency and competitive lithium pricing to the market value (∼$12.7 per kgLi)." https://lnkd.in/gyyW4N4B

E-Waste to E-Enabler: Unlocking Precious Metals in Tomorrow’s Tech 🔋 Imagine your old smartphone not as trash, but as a hidden mine of #gold, #silver, #copper, and #palladium. Every year, millions of devices reach landfills, yet inside them lies a treasure trove: one ton of e-waste can yield 75 lbs of gold, 772 lbs of silver, and 35,000 lbs of copper. The smartest firms no longer see waste—they see opportunity. Forward-thinking companies are already acting. JX Advanced Metals Corporation is investing $47M to expand low-grade e-waste processing by 50% by 2027, boosting recycled inputs and supporting the circular economy. ♻️ Aurubis launched its $800M plant at Aurubis Richmond, Georgia, USA, processing 180,000 tons of complex waste annually, turning circuit boards and cables into high-grade copper and precious metals. Technology is key: Researchers at ETH Zürich developed methods to efficiently recover rare earth elements, essential for electronics and renewable energy. In the US, University of Illinois Urbana-Champaign pioneered an electrochemical process extracting metals using less energy and fewer chemicals, making recycling sustainable and economically viable. ⚡ This shift carries strategic weight. Metals and mining companies must adapt: invest in advanced #recycling, partner with e-waste collectors, and embed circular economy principles. Doing so secures critical metals, mitigates environmental impact, and reduces reliance on traditional mining, which faces supply risks and geopolitical pressures. 🌍 Actionable Guidance: 1️⃣ Invest in advanced e-waste recycling technologies. 2️⃣ Forge partnerships with collectors for a steady supply. 3️⃣ Embed circular economy in product design and processes. 4️⃣ Engage policymakers to incentivize recycling and use of recovered materials. E-waste is no longer a problem—it’s a solution. Those who treat it as a resource, not refuse, will unlock a sustainable, profitable future. The opportunity is now: your old devices could power tomorrow’s tech. 🔄 International Copper Association International Zinc Association Copper Development Association Inc. International Copper Association Europe International Copper Association India Recycled Materials Association (ReMA) London Metal Exchange World Gold Council #FutureIsCircular #FromWasteToWealth #NextGenMetals #MiningTheFuture #SustainabilityMatters #ClimateAction

Want to hear about a $4.7B opportunity that's about to change everything? After months of deep research across Queensland's Bowen Basin, our team at Coreo has uncovered something extraordinary. While 58 mining operations have been managing their waste streams separately, we've proven there's a transformative alternative, and the numbers are staggering. The opportunity: A Multi-Mine Circular Resource Recovery Facility that could unlock up to $4.7 billion in 10-year net present value while diverting over 110,000 tonnes of waste from landfill annually. This isn't just another sustainability project. It's a complete reimagining of how an entire industry can collaborate to turn so-called waste into wealth. From timber pallets to mining tyres, from food scraps to diesel filters, we've identified 23 circular solutions that transform today's disposal costs into tomorrow's revenue streams. The validation speaks volumes: the The World Bank is preparing to tender for this work based on our comprehensive prospectus. When global institutions recognise the scalability and impact potential of a regional Australian innovation, you know something special is happening. To every stakeholder who poured their expertise into this 104-page blueprint: this recognition belongs to you. We've proven that rigorous analysis, stakeholder collaboration, and systems thinking can unlock value that others said was impossible. Sometimes the biggest breakthroughs come from asking the simplest question: What if we stopped working in isolation? The future of mining isn't just about what we take from the ground – it's about what we choose to give back to the system.

What I Learned Scaling from 10 kg to 4 Tons of Recovered Graphite In 2021, we started with a few kilos of graphite extracted from battery anodes: sticky, mixed, hard to clean. Fast forward to today: We’ve processed 4+ tons of recovered graphite form anode scrap Here’s what I learned 👇 1️⃣ Not all graphite is equal. LFP vs. NMC, fresh anode scrap vs. end-of-life they behave differently. Surface residues, binders, morphology they all affect downstream use. 2️⃣ Cleaning is everything. Without proper removal of PVDF, electrolyte residues or copper, you can’t reuse it in anything valuable. Dry separation is never enough. You need thermal or chemical treatment and serious QC. 3️⃣ Reuse > resale. Selling raw graphite to low end markets? That’s not circularity. We’re now testing copper foil + graphite reintegration building toward a true anode-to-anode loop. 4️⃣ Logistics matter. Scaling recovery means more than just yield Handling, packaging, moisture control these things break systems if ignored. At Royal Bees Recycling 🐝, we’re building a path from graphite waste to functional material  not just for resale, but for real reintegration into battery supply chains. ♻️ 🔋 🐝 #CircularEconomy #BatteryRecycling #MaciejMikulicz #CEforIndustry #EPR #CSRD#CircularThinking #Resilience #TechForGood #ESG #Sustainability #IndustrialStrategy#Materialrecovery #RecyclingMarket #Closedloop #LithiumIon #EUChemistry #NMC#LFP #BlackMass

Turning E-Waste into Gold... Chinese researchers have unveiled a fast, low-cost, and environmentally friendly method to extract gold from electronic waste—an innovation that could redefine global e-waste recycling and significantly reduce dependence on traditional mining. Developed by scientists at the Guangzhou Institute of Energy Conversion (Chinese Academy of Sciences) in collaboration with South China University of Technology, the breakthrough process: Recovers gold in under 20 minutes at room temperature Costs nearly one-third of conventional recovery methods Avoids high heat and harsh chemicals Achieves 98.2% gold recovery from discarded CPUs and circuit boards As e-waste volumes surge worldwide, innovations like this demonstrate how clean technology and circular economy principles can turn waste into high-value resources efficiently and sustainably. The future of mining may not be underground, but in our discarded devices. #GoldRecycling #EWaste #CleanTech #China #SustainableTechnology #CircularEconomy #GreenInnovation #FutureOfMining

🌍 1 Ton of Food Waste = A Hidden Goldmine for the Planet At Circular Environmental Solutions, we believe waste isn’t an end — it’s a beginning. In a truly circular economy, every discarded apple core, vegetable peel, or plate scrap holds the potential to regenerate our planet’s systems. When 1 ton of food waste is recovered instead of buried, here’s what happens: ⚡ Energy: Generates enough biogas to power up to 12 homes for a day, turning organic waste into renewable energy. 💧 Water: Saves as much as 25,000 liters of water, reducing the strain on freshwater resources. 🌿 Soil: Produces roughly 500 kg of nutrient-rich compost, restoring soil health and cutting dependence on chemical fertilizers. 🌫️ Climate: Prevents nearly 1 ton of CO₂e emissions, eliminating methane that would otherwise escape from landfills. That’s not just recovery — that’s renewal. Each ton of food waste recycled fuels cleaner cities, healthier soils, and a more resilient climate. Now imagine this at scale: 🏙️ Cities converting food scraps into local energy grids. 🏡 Communities composting organics to nourish urban farms. 🏢 Businesses redesigning supply chains to eliminate waste entirely. This is the circular future we’re building — smart, efficient, and regenerative. ♻️ Plan smarter. Use better. Compost what remains. Because in a circular world, nothing truly ends — it begins again. #CircularEconomy #FoodWaste #Sustainability #CircularEnvironmentalSolutions #WasteToValue #ClimateAction