Local authorities across Europe are on the frontline of climate impacts—from intensifying heatwaves and flooding to energy insecurity and urban degradation—yet they continue to face persistent barriers in accessing and effectively using reliable environmental information. These challenges limit their ability to plan, implement, and monitor climate adaptation and mitigation actions at the local level.

One of the most common obstacles is fragmented access to data. Many municipalities lack up-to-date, consistent, and spatially detailed environmental information to support evidence-based urban planning or to track the effects of climate change over time. Data availability often varies by region or sector, creating gaps that undermine coherent local climate strategies.

Limited technical capacity further constrains progress, especially in smaller cities and towns. Many local administrations lack the necessary expertise, tools, or infrastructure to process and interpret complex datasets such as satellite imagery or spatial models. This limits their ability to translate data into actionable insights for planning and policy.

There are also significant awareness gaps among urban planners and decision-makers. Despite the growing maturity and accessibility of Earth Observation (EO) products, many local stakeholders remain unaware of the existing tools and services—such as those available through the Copernicus programme—that could directly address their operational and policy needs.

Even when EO-based solutions are available, operational uptake remains limited. In many cases, these tools are not fully integrated into local planning systems, decision-support platforms, or regulatory processes. The lack of interoperability and institutional alignment often prevents municipalities from adopting EO-based workflows on a routine basis.

Finally, justifying investment in EO tools continues to be a challenge. Municipalities must demonstrate clear cost-effectiveness, practical value, and policy relevance to allocate scarce resources toward EO-based climate action. Without strong evidence of tangible benefits—such as improved efficiency, risk reduction, or public engagement—EO adoption struggles to move beyond pilot projects.

Collectively, these barriers hinder the mainstream use of Earth Observation in local governance, despite the availability of mature, high-quality data from European public missions like Copernicus. Overcoming them requires targeted capacity building, better communication of EO’s value proposition, and stronger integration of EO tools into local climate policy frameworks.

How EO can help

EO provides timely, objective, and spatially comprehensive data that can directly support municipal authorities in climate resilience, environmental management, and sustainable planning. EO can help cities and regions to:

• Monitor environmental changes continuously — capturing urban expansion, land-use dynamics, and surface temperature trends at scales relevant to municipal planning.
• Assess urban vulnerabilities — such as heat islands, air pollution, soil sealing, and vegetation loss — to prioritise adaptation and green infrastructure interventions.
• Enable evidence-based policy — by turning raw satellite data into actionable indicators that align with local and European climate and energy frameworks.
• Reduce costs and data collection efforts — by complementing field-based observations with consistent, large-scale data available freely from ESA’s Sentinel satellites.
• Support transparency and citizen engagement — visual EO data make environmental change visible, helping to communicate risks and progress to the public.

Through SEF, ESA ensures that EO becomes a trusted and accessible instrument in the municipal toolbox for sustainable urban transformation.