Water Management Innovations

💭Capturing water directly from the air. In many corners of the world, clean water isn’t just a convenience, it’s a daily struggle. Remote communities often rely on long treks or unreliable sources for something as basic as drinking water. But what if the solution wasn’t under the ground or through pipes, but already floating all around us - in the air? 🤔 Imagine a 30-foot structure, elegantly built with bamboo and eco-friendly mesh, quietly pulling moisture from the air be it dew, mist, or light rain. This is the Warka Water Tower, a remarkable solution developed by architect Arturo Vittori and his team at Architecture and Vision. Created for off-grid, water-scarce regions, this innovation delivers clean water without needing electricity. ✅With the ability to generate up to 100 liters of drinkable water per day, these towers have already made an impact in countries like Ethiopia, Haiti, Madagascar, Colombia, Brazil, and India places where water access is a constant challenge. Why it matters❓ ✅Eco-Friendly: Operates using natural atmospheric conditions, no power source required. ✅Cost-Effective: Built with locally available materials like bamboo and mesh, reducing expenses. ✅ Flexible Design: Easy to transport, build, and scale across remote communities. ✅Life-changing: Brings clean water access, supporting better health and community strength. A powerful reminder that sometimes, the answer is floating right above us. Video Credit: Warka Water #waterharvesting #architecture #tower #projects #innovation #design #engineering #technology #sustainability #solutions

𝗡𝗼 𝗽𝗶𝗽𝗲𝘀. 𝗡𝗼 𝗽𝘂𝗺𝗽. 𝗡𝗼 𝗲𝗹𝗲𝗰𝘁𝗿𝗶𝗰𝗶𝘁𝘆. 𝗔𝗻𝗱 𝘆𝗲𝘁, 𝗰𝗹𝗲𝗮𝗻 𝗱𝗿𝗶𝗻𝗸𝗶𝗻𝗴 𝘄𝗮𝘁𝗲𝗿 𝗳𝗹𝗼𝘄𝘀. Meet the Warka Tower. A 30-foot structure made from bamboo, mesh, and pure ingenuity. It looks like art. But it’s survival tech designed by Arturo Vittori for remote communities where water is scarce, in countries like Ethiopia, Togo, Haiti, India, Madagascar, and Colombia. 💧 It works without wires. 🌀 It uses dew, fog, and rain. 🌬️ It runs on nothing but air, gravity, and good design. How? Moisture condenses on a biodegradable mesh, Water droplets collect and flow into a basin below, In optimal conditions, it produces up to 100 litres per day. That’s enough to change everything: ✔️ Reduce waterborne disease ✔️ Free women and children from multi-hour water treks ✔️ Allow kids to attend school instead of fetching jerrycans ✔️ Restore dignity in places where water once meant walking, waiting, and risking And the best part? Built from local materials, Assembled by local hands, Designed to leave zero environmental footprint. It’s not a one-size-fits-all solution. It needs humidity. It needs maintenance. But that’s the point: 𝗜𝘁’𝘀 𝗿𝗲𝗮𝗹. 𝗜𝘁’𝘀 𝘄𝗼𝗿𝗸𝗶𝗻𝗴. 𝗔𝗻𝗱 𝗶𝘁’𝘀 𝗵𝗮𝗽𝗽𝗲𝗻𝗶𝗻𝗴 𝗻𝗼𝘄. This is what happens when innovation meets humility. When the design is adapted to the land, rather than forced onto it. 💬 What’s one low-tech solution you’ve seen that deserves more attention? Sources: Warka Water Inc Water Credits: Iraj Janali, Pradeep Gupta 🔗 Follow Guillaume Burstert for real-world energy solutions. ♻️ Help your network: Like, comment, and repost.

💧 𝗜𝗻𝗻𝗼𝘃𝗮𝘁𝗶𝗼𝗻 𝗶𝗻 𝗶𝗻𝗱𝘂𝘀𝘁𝗿𝗶𝗮𝗹 𝘄𝗮𝘁𝗲𝗿 𝗶𝘀 𝗮𝗰𝗰𝗲𝗹𝗲𝗿𝗮𝘁𝗶𝗻𝗴 — but the market remains fragmented, opaque, and underfunded. Over the past months at Visionaries Tomorrow, we’ve been digging into the startup and scaleup landscape to understand where real technical and commercial differentiation is emerging. Today, we’re sharing a curated snapshot of companies building next-gen solutions across the industrial water value chain — from real-time monitoring to selective separation and bio-based treatment. Below is a non-exhaustive overview of companies working on differentiated solutions across: 🔹 𝗣𝗵𝘆𝘀𝗶𝗰𝗮𝗹 𝘀𝗲𝗽𝗮𝗿𝗮𝘁𝗶𝗼𝗻 (reverse osmosis, filtration, electrodialysis, distillation) 🔹 𝗖𝗵𝗲𝗺𝗶𝗰𝗮𝗹 & 𝗲𝗹𝗲𝗰𝘁𝗿𝗼𝗰𝗵𝗲𝗺𝗶𝗰𝗮𝗹 𝘁𝗿𝗲𝗮𝘁𝗺𝗲𝗻𝘁 (oxidation, PFAS, resource recovery) 🔹 𝗕𝗶𝗼𝗹𝗼𝗴𝗶𝗰𝗮𝗹 𝘀𝗲𝗽𝗮𝗿𝗮𝘁𝗶𝗼𝗻 (membrane bioreactors, microorganisms) 🔹 𝗠𝗼𝗻𝗶𝘁𝗼𝗿𝗶𝗻𝗴 & 𝗮𝗻𝗮𝗹𝘆𝘁𝗶𝗰𝘀 built for operational relevance 🔹 𝗠𝗼𝗱𝘂𝗹𝗮𝗿 𝘁𝗲𝗰𝗵𝗻𝗼𝗹𝗼𝗴𝘆 𝗽𝗹𝗮𝘁𝗳𝗼𝗿𝗺𝘀 for industrial deployment 📊 Many of these technologies address urgent water-related needs in chemicals, energy, food, and manufacturing — from tightening regulations and rising water costs to critical material recovery and circularity goals. We’re particularly excited about: ✅ 𝗦𝗲𝗹𝗲𝗰𝘁𝗶𝘃𝗲 𝗲𝗹𝗲𝗰𝘁𝗿𝗼𝗰𝗵𝗲𝗺𝗶𝘀𝘁𝗿𝘆 enabling cost-effective water reuse ✅ 𝗥𝗲𝗮𝗹-𝘁𝗶𝗺𝗲 𝗺𝗼𝗻𝗶𝘁𝗼𝗿𝗶𝗻𝗴 for intelligent operations ✅ 𝗕𝗶𝗼𝗹𝗼𝗴𝘆-𝗱𝗿𝗶𝘃𝗲𝗻 𝘀𝗼𝗹𝘂𝘁𝗶𝗼𝗻𝘀 gaining traction in hard-to-treat streams 👉 If you're building or backing in this space, we’d love to exchange thoughts. And if your startup isn’t included here, drop us a message — we’ll keep iterating.

Water matters by RJ - 7 "India’s Urban Water Plan: Cross Your Fingers & Hope It Rains?" (Or we could invest in centralized and decentralized water management. Just saying!) Rethinking Urban Water Management in India – A Centralized & Decentralized Approach As Indian cities expand, water scarcity is no longer a distant threat—it’s here. Climate change, pollution, and outdated infrastructure are pushing our resources to the brink. The solution? A hybrid model combining centralized and decentralized water management. 1️⃣ Centralized & Decentralized Solutions – A Balanced Approach • Centralized wastewater treatment plants (WWTPs) handle large urban loads efficiently (e.g., Delhi, Mumbai). • Decentralized solutions like on-site treatment, rainwater harvesting, and greywater recycling bridge the gaps in areas with limited infrastructure. • Where can both models work together? o Residential & commercial hubs: On-site plants provide recycled water for flushing, cooling, and irrigation. o Industrial zones: Large-scale WWTPs manage effluents, while local reuse systems reduce freshwater dependency. o Smart cities & new developments: Integrated water plans optimize freshwater use and maximize reuse. 2️⃣ Smarter, Water-Efficient Indian Cities • Reducing Demand: Mandating wastewater reuse for horticulture, landscaping, and non-potable applications. • Minimizing Loss: NRW (Non-Revenue Water) reduction through IoT-based leak detection & smart meters to track usage & billing. • Harnessing Nature: Rain gardens, bioswales, and permeable pavements enhance infiltration & reduce runoff. 3️⃣ Wastewater as a Resource – Reuse Beyond Irrigation Recycled wastewater isn’t just for greenery—it’s a strategic water source: 🚽 Flushing (dual plumbing) – Reducing fresh water use in residential & commercial buildings. ❄️ Cooling towers – Major water savings in malls, IT parks, and industrial facilities. 🌿 Horticulture & landscaping – Freshwater should be used only where necessary. ⚙️ Surplus water – Upgrading treated wastewater to potable standards for industrial & trade applications. 💧 Freshwater allocation – Optimized at Horticulture (essential use) + Loss (~5%), ensuring maximum reuse. India’s urban water strategy must shift from scarcity to sustainability. A mix of policy, technology, and responsible usage can redefine how cities use and conserve water. Let’s make every drop count! Data: As of July 2024 #WaterResilience #UrbanWaterManagement #SmartCities #WastewaterReuse #SustainableIndia #NRW #WaterBilling

🔷 From Wastewater to Drinking Water: Understanding the Complete Treatment Journey 🔷 💧 In today’s world, where every drop counts, sustainable water management is critical. Whether you're treating groundwater or recovering wastewater, the right sequence of treatment technologies can lead us to Zero Liquid Discharge (ZLD) — turning waste into a reusable resource. To make this easier to understand, we’ve created visual infographics that compare and explain: 🔹 Water Treatment Systems – ACF, MGF, MF, UF, NF, RO, DM, Softener, IRP 🔸 Wastewater Treatment Technologies – Coagulation, Flocculation, Neutralization, ASP, SBR, MBBR, MBR 🌀 We also visualized the full cycle: From 🏭 wastewater discharge ➡ to 🧪 treatment ➡ to 💧 ultrafiltration/RO ➡ to 🚰 potable water, under a ZLD strategy. 📊 These illustrations are made for: ✅ Students learning water science ✅ Engineers designing STP/ETP ✅ Sustainability professionals ✅ Policy makers planning urban water reuse 📸 [See visuals in the post] — Simplified, Color-coded, Educational. 🌍 Let’s rethink wastewater. Let’s make every drop count — again and again. ♻️ #WaterTreatment #WastewaterManagement #ZLD #EnvironmentalEngineering #CircularEconomy #STP #ETP #RO #MBR #UF #WaterReuse #LinkedInLearning #EngineeringForSustainability

Leading the way in Water Management 💧 As the pressures of climate change, population growth, and biodiversity loss mount, innovative approaches to water management are critical. Across the UK, good to see leading water companies embracing Nature-Based Solutions (NBS) to address these challenges sustainably, combining traditional engineering with the power of nature. Here’s how Anglian Water, South West Water, and United Utilities are transforming the landscape with NBS initiatives: 1. Anglian Water: Pioneering natural resilience: ~ Holistic catchment management: programmes like their Pioneering Catchment Schemes work with farmers to prevent pollution at its source, ensuring better water quality before it even reaches treatment plants ~ Natural Flood Management: By restoring floodplains, Anglian helps protect communities while improving habitats for wildlife ~ Blue-green infrastructure projects: In urban areas, Anglian promotes solutions such as sustainable drainage systems (SuDS) to manage rainfall and reduce urban flooding 2. South West Water: Upstream Thinking: ~ Partnerships w/ landowners: Collaborating w/ farmers, SWW reduces agricultural runoff, improving water quality and reducing treatment costs ~ Wetland Restoration: Projects in areas like Exmoor and Dartmoor restore natural landscapes, enhancing biodiversity and improving water retention to mitigate drought risks ~ Flood risk management: By slowing water flow and restoring natural channels, South West Water addresses flooding while creating habitats for wildlife 3. United Utilities: Unlocking nature's potential: ~ National leadership: Their £8.9 million national programme, in collaboration with The Rivers Trust and others, explores solutions such as peatland restoration and constructed wetlands to enhance water quality and resilience ~ Integrated planning in PR24: United Utilities’ forward-thinking PR24 strategy emphasises embedding NBS across operations, from raw water protection to wastewater management These initiatives highlight a shift toward solutions that work in harmony with nature, providing long-term benefits for communities, ecosystems, and water management systems. Why it matters?: NBS are more than just good environmental practice—they’re cost-effective, sustainable, and community-friendly. By reducing reliance on energy-intensive treatments and hard infrastructure, NBS help tackle some of the UK’s most pressing water management challenges, from flooding to water quality and biodiversity loss. Nature as Critical Business infrastructure. 💡 A Call to Action These pioneering projects show the transformative potential of NBS. For water companies, governments, and communities alike, the opportunity lies in scaling up these initiatives and embedding them into everyday practices. Let’s celebrate and amplify these efforts, driving innovation and sustainability in water management for future generations. 💧🌱 #NBS #NFM #UKWater

#Stormwater Solutions in the #GCC: From Challenge to Opportunity The GCC region, traditionally known for its arid climate, has recently experienced unprecedented rainfall events, underscoring the urgent need for innovative stormwater management strategies. Last year, some GCC countries faced challenges with stormwater: - In April 2024, the UAE experienced its heaviest rainfall in 75 years, with up to 259 mm recorded over three days. Dubai International Airport, one of the world's busiest, saw more than 1,500 flights delayed or canceled due to flooding. - Oman received approximately 180 mm of rainfall in some regions, leading to significant flooding and loss of life. - Bahrain faced severe flooding after heavy thunderstorms, recording its second-highest rainfall event in history. These events highlight the pressing need to reconceptualize stormwater—not as a nuisance but as a valuable resource. Adopting a zero-liquid discharge mindset ensures that every drop of rain is captured, treated, and reused, turning potential hazards into assets. Innovative Solutions are becoming more effective: - #SmartDrainage systems that use AI to predict rainfall patterns and adjust water flow in real-time to prevent urban flooding. - Permeable pavements that allow rainwater to seep into the ground, reducing surface runoff and replenishing groundwater reserves. - Stormwater harvesting systems that collect and store rainwater for irrigation, cooling, or industrial use, reducing reliance on desalination. - Underground water tunnels, inspired by systems in Singapore, that can divert excess water away from urban centers. - #NaturebasedSolutions such as restoring natural waterways and expanding green spaces to enhance the land’s ability to absorb and manage rainwater. Beyond #Flood Prevention: A robust stormwater strategy offers multiple benefits. It strengthens water security by reducing dependence on desalination. It lowers infrastructure repair costs caused by repeated flood damage. It also opens up economic opportunities in urban planning, water technology, and #infrastructure resilience. Rain is becoming an integral part of the GCC’s climate reality. The choice is between reacting to floods or proactively designing cities that harness stormwater as an asset. With the right investments, the region can lead in innovative water management. Amer Lahham Filippo Ghizzoni Elias Al Akiki Ghadi Turk Hussein Khalife Kearney Kearney Middle East and Africa #CenterforSustainableFuture #IdeaoftheDay

We spent a century building trillion-dollar systems to move water. Omar Yaghi built a box that makes it. Yaghi won the 2025 Nobel Prize for Metal-Organic Frameworks (MOFs): synthetic crystals that act like tiny sponges. AI helped to figure out the shape. A few grams can have the inner surface area of a football stadium. Think about that. More than 2 billion people still don’t have safe drinking water. His company Atoco wrapped MOFs into a water-from-air machine: Air flows in. MOFs grab water molecules. Sun heats the material. Water vapor comes off, then condenses into drinkable water. No grid power. No pipes. No desalination. It works at ~20% humidity. Why it matters:  ↳ Fully off-grid, powered by solar heat ↳ Container-sized ↳ Deployable to disaster zones, desert villages, islands Yaghi tested the prototype in the Mojave Desert. It worked. Scale looks like this: 1 unit: ~1,000 liters/day for a village 10 units: a hospital through a drought 100 units: steady water for a whole region Places that never had pipes may not need them. For decades we chased bigger, centralized systems. This heads the other way: small units you can add, move, and run anywhere. ♻️Share this with someone building in the real world. Follow me for ideas on living through the AI era—and why human leadership still decides what happens next. Sources: Economic Times (23 Feb): "Nobel Prize winner built a machine that extracts 1,000 liters of water from air" – Scalability, global relevance. Atoco Website: atoco.com – Company site detailing MOF tech, 1,000L/day off-grid units, and mission. AgTech Navigator (20 Jan): "Atoco targets commercial rollout" – Death Valley tests, 1,000-4,000L variants. Image: @engineeringfacts

🌾 #RICE ISN'T A WATER CROP—SO WHY DO WE KEEP FLOODING IT? One of agriculture's biggest misconceptions is that rice *needs* to grow in standing water. It doesn't. Rice is naturally tolerant of flooded conditions, but flooding is a management strategy—not a biological requirement. For generations, farmers have intentionally maintained shallow water in rice fields because it suppresses weeds that compete aggressively for nutrients, sunlight, and space. The water layer also disrupts the life cycle of many soil-dwelling pests while helping stabilize soil temperature and reduce moisture stress during critical growth stages. But here's where the conversation is changing. With freshwater becoming increasingly scarce and climate change intensifying water challenges, the future of rice farming is shifting toward smarter water management—not simply using more water. Techniques such as **Alternate Wetting and Drying (AWD)**, **Direct Seeded Rice (DSR)**, and precision irrigation have proven that farmers can significantly reduce water use while maintaining competitive yields. In many regions, these methods also lower methane emissions, reduce production costs, and improve long-term sustainability. The lesson extends beyond rice. The best agricultural practices aren't always about doing what we've always done—they're about understanding *why* we do it and adapting when science offers a better path. Innovation in agriculture begins when we challenge assumptions backed by evidence, not tradition alone. 💬 What's the biggest agricultural myth you've encountered that people still believe today? Share your thoughts in the comments—let's separate facts from farming folklore. #Agriculture #RiceFarming #SustainableAgriculture #ClimateSmartAgriculture #FoodSecurity #AgTech #PrecisionAgriculture #WaterManagement #Irrigation #CropProduction #Agronomy #ClimateChange #Innovation #Agribusiness #FarmManagement #Sustainability #GlobalAgriculture #FutureOfFarming

Chinese Landscape Architect Kongjian Yu’s “Sponge cities” approach is saving cities from flooding. Sponge cities use soft green surfaces to slow water down. Sponge cities allows water to spread out and be absorbed by the landscape to hydrate soil and recharge aquifers. The Dutch call it “Room for the river”. Sponge cities approach also seeks capture water and re-use it for drinking and irrigation. This landscape architectural approach is the opposite to engineering solutions that quickly pipe water away down efficient concrete channels and pipes. As we build our cities we convert large areas of natural landscape to highly paved impervious surfaces. Stormwater runs off these surfaces very quickly compared to soft green landscape. All this water ends up in our creek’s and rivers in minutes rather than hours which can lead to flooding. Kongjian Yu rightly points out that haven’t changed the way we design cities for 200 years. When we design our streets with kerb and gutters and efficient concrete storm water pipes, our street trees sit high and dry as water flows past them. We allow perfectly clean water off roofs to flow onto streets and immediately be contaminated with brake dust, heavy metals, oils, dust, cigarette butts and chip packets. We have theoretical software modeling that drives extremely expensive engineered biological deserts euphemistically called “rain gardens”. A sponge cities approach would instead: >> Greatly reduce impervious hard surfaces and replace with green or porous materials. >> Use green roofs to capture and slow water while also reducing urban heat and increasing biodiversity. >> Direct clean roof water to storage lakes to re-use as drinkable water like Wannon Waters “Roof to Tap” scheme. >> Use passive irrigation that waters our street trees first and hydrate the landscape for a cool green city. >> Have porous kerbs that allow through to irrigate verge planting. >> Capture and stores water off streets into 200mm deep wicking beds below lawn areas and sports fields to provide resilient green open space. >> Use porous paving to soak up low flows and provide friction to slow water down. >> Have leaky rock wiers along creeks to create a series of intermittent pools to slow water down and hydrate the landscape. >> Allow trees and shrubs In drainage lines to slow water down and provide habitat and aesthetic value. >> Not use expensive sports fields with highly specialised sandy loam turf underlay as detention basins. >> integrate flood detention basins for the 1% events into the landscape so that 99% of the time they are aesthetic and useful open spaces. As master Yoda would say, “Unlearn you must”. #spongecities #water #climateresilience You can read this NYT gift article without a subscription. https://lnkd.in/gHBiMG76