MethodsPublished 6 July 2026Implementation of cumulative effect assessments in maritime spatial planning: insights from two North Sea case studiesAlexis Esquerré · Frédéric Quemmerais-Amice · Antonin Gimard · Gert Van Hoey · Alan Quentric · Olivier LaroussinieFrontiers in Ocean Sustainabilitydoi 10.3389/focsu.2026.1800336