On 17 March 2026, Raphael Thiessen, Key Account Manager for Brownfield & Site Development at SIERA, presented practical strategies and experiences for energy transformation in

Introduction: Unlocking the Potential of Urban Brownfields Urban brownfields, former industrial, commercial, or infrastructure sites, represent one of the greatest untapped opportunities in sustainable city

Daily land consumption for settlement and transport in Germany currently amounts to around 56 hectares – equivalent to approximately 220 km² per year. To achieve

Brownfields are no longer liabilities, they are the foundation of sustainable urban transformation. In our recent SIERA Impact Webinar, Raphael Thiessen explored how underutilized land

Across Europe, land is becoming an increasingly scarce and contested resource. Rapid urbanization, climate targets, infrastructure expansion, and renewable energy development are increasing pressure on

The SIERA Alliance brings together environmental engineering and sustainability experts to deliver integrated, end-to-end solutions across the full project lifecycle. Through the SIERA Impact Webinars,

On 24 February 2026, SIERA hosted its latest SIERA Impact Webinar, bringing together experts from across the alliance to address one of Europe’s most pressing

Repurposing Power Plant Sites: From Legacy Liabilities to Future Assets As part of the SIERA Impact Webinars, the experts of the SIERA Alliance regularly bring

Contaminated land represents one of Europe’s most pressing ,and often underestimated, environmental challenges. Decades of industrial activity, improper waste disposal, mining operations, and urban expansion

Double materiality is no longer a compliance exercise — it is a strategic necessity. As regulatory requirements expand under CSRD and ESRS, organizations must evaluate