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

On 10 February 2026, the SIERA Academy hosted a SIERA Impact Webinar titled “ Effective Brownfield Remediation: From Assessment to Implementation.” The session addressed one

Organizations face increasing pressure to deliver accurate, auditable greenhouse gas (GHG) disclosures. Regulatory requirements are evolving, stakeholder expectations are rising, and assurance standards are becoming

Introduction: Engineering for a Better Tomorrow Across Europe, millions of hectares of soil remain burdened by legacy contamination — from industrial waste to military residues.

Sustainability has fundamentally shifted from a voluntary commitment to a core pillar of corporate strategy and long-term competitiveness. Driven by the European Green Deal and

Brownfields are no longer just remnants of past industrial activity, they are becoming a central pillar of sustainable land use, climate strategy, and urban resilience.