Weekly publication since February 2015

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.

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A continuous editorial record on urban systems transformation

Mark and Focus is written by Robert C. Brears as a long-running archive of concise analysis on environmental governance, infrastructure adaptation, water security, circular resource management, and sustainability transitions across global urban systems.