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Carlos Cosín

Guaranteeing Water’s Future: Rethinking Risk and Finance in Emerging Markets

Guarantees are reshaping the landscape of water finance in emerging markets. With multilateral development banks increasingly deploying risk-sharing instruments, the sector is witnessing a shift from sovereign dependence to a model of shared risk and private participation. To unlock the trillions needed for SDG 6, guarantees must evolve—from project-based tools to portfolio-level, market-deepening, and performance-linked instruments, integrated with hydrological and governance frameworks.

Two Billion Denied: The Hidden Logics of Water Inequity

Despite progress towards SDG targets, 2.1 billion people still lack access to safe drinking water. This article uncovers the structural, spatial, and financial inequities behind the global water crisis and proposes a systems-integrated response—aligning WASH with water resource management, financing, and governance reform.

Blue Commitments, Real Gaps: Water Lessons from the HLPF and SDG Business Forum

At the 2025 HLPF and SDG Business Forum, water featured prominently in speeches and pledges. But behind the bold commitments lies a pressing concern: are we measuring progress by coverage alone? This article calls for a shift toward service reliability, systemic integration, and equitable private-sector engagement to truly advance global water access.

España frente al agua: entre la preocupación y la inacción

El reciente estudio del Real Instituto Elcano revela una ciudadanía altamente preocupada por la sequía, pero con escasa disposición a actuar. Carlos Cosín analiza las contradicciones clave que impiden un verdadero pacto social por el agua.

From Source to Sea: Governing the Unbroken Continuum of Water

From melting glaciers to deep oceans, water flows through a single system—yet we govern it in fragments. This article explores the growing momentum behind “source-to-sea” governance, highlighting its urgency, the lessons from Europe’s WFD and MSFD, and why integration is no longer optional. Desalination, microplastics, and nature-based solutions all show: the ocean’s future depends on freshwater decisions.

Toward a Water-Secure Europe: A CEO’s Perspective on the EU Water Resilience Strategy

The EU Water Resilience Strategy marks a paradigm shift in how Europe addresses its growing water challenges. In this article, I reflect on the strategic importance of water as a driver of competitiveness, climate resilience, and social equity. From nature-based solutions to digital innovation and fair pricing, the piece explores how Europe can lead globally, if it turns policy into action.