%0 Journal Article %T Impact of Urban and Agricultural Discharges on Trace Metal Accumulation in Semi-Arid River Sediments: A Case Study of Wadi Djedra (Northeast Algeria) %A Mohammed, A.I. %A Zenati, N.. %A Nabiha, B.. %A Abdelhak, G.. %K Djedra watershed, pollution, trace metals, sediments, ecological risks %J Russian Journal of Earth Sciences %D 2026 %N 26 %P 0 %I Геофизический центр Российской Академии Наук