Pure Water, Pure Gold for San Diego
San Diego imports 85% of its water supply from the Colorado River and Northern California Bay Delta. Over the past 15 years, the cost of importing the water has tripled with the…
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Mark and Focus
Independent weekly editorial analysis on urban sustainability, water governance, climate resilience, infrastructure systems, digital water, circular economy transitions, and urban systems transformation.
11+ years
of continuous weekly publication
A long-running editorial archive on urban systems transformation.
Publishing weekly since February 2015
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Harnessing Pumped Hydropower for Long Duration Energy Storage
As renewable electricity expands, long duration energy storage is becoming essential for maintaining reliable power systems. Discover how pumped hydropower and the proposed San Vicente Energy Storage Facility demonstrate the role of closed-loop storage in supporting grid resilience and the clean energy transition.
Smart Water Meters Improve Water Efficiency and Utility Resilience
Smart Water Meters are transforming how utilities manage water distribution, detect leaks, and engage customers. Discover how Austin’s My ATX Water programme demonstrates the value of digital metering in improving efficiency, reducing water losses, and building long-term urban water resilience.
Stormwater Recycling: Integrating Flood Management and Urban Water Reuse
Urban stormwater is increasingly recognised as a valuable resource rather than a waste stream. Discover how Sydney’s Green Square stormwater recycling project combines flood protection with water reuse to strengthen urban resilience and support long-term water security.
Urban Agriculture Water Conservation: The Community Garden Irrigation Meter Grant Program
Urban agriculture is expanding, making efficient water management more important than ever. Explore how San Francisco’s Community Garden Irrigation Meter Grant Program combines monitoring, financial incentives, and education to promote sustainable irrigation and resilient community food production.
How Shared Industrial Water Reuse Networks Strengthen Resilience: Lessons from the CHERISH-2-O Project
Industrial water reuse is emerging as a practical solution to water scarcity and increasing resource pressures. The CHERISH-2-O project demonstrates how shared treatment infrastructure and collective water networks can enable circular water management and improve industrial resilience.
How Los Angeles County’s Safe, Clean Water Program Funds Stormwater Resilience
Los Angeles County’s Safe, Clean Water Program demonstrates how dedicated stormwater funding can support water quality, local supply, and community resilience. Its governance framework combines technical review, watershed planning, adaptive management, and accountability mechanisms.
How AI-Powered Leak Detection Is Transforming Water Utility Operations
Artificial intelligence is helping water utilities identify hidden leaks, improve operational efficiency, and reduce water losses. Thames Water’s partnership with Origin Tech demonstrates how AI-driven satellite detection can support more sustainable infrastructure management.
Nature-Based Solutions for Urban River Restoration: Lessons from Cape Town’s Soet River Catchment
Nature-Based Solutions are helping cities improve water quality, restore ecosystems, and strengthen resilience. The Soet River Catchment Management Forum in Cape Town demonstrates how pollution control, community stewardship, and ecological rehabilitation can work together to improve urban river health.
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