RT null T1 Gaza Strip: Preliminary Debris Quantification - Damage Assessment Analysis: 25th February 2025 A1 United Nations Environment Programme, K1 waste disposal K1 damage assessment YR 2025 FD 2025-05 LK https://wedocs.unep.org/handle/20.500.11822/47572 UL https://wedocs.unep.org/handle/20.500.11822/47572 NO This initial quantification of conflict generated debris in the Gaza Strip is derived from a UNOSAT Comprehensive Damage Assessment using imagery from 25 February 2025, in conjunction with updated building footprint as of May 2023 based on the national statistical office data. Damaged building footprints were enriched through zonal statistics with an above surface height model, derived from the difference between a Digital Terrain Model (SRTM) and a Digital Surface Model (ALOS World 3D) as provided by the European Commission in the GHS-Built H product. DS UN Environment Document Repository RD Sep 17, 2026