Panama canal traffic to be cut again as drought from El Niño worsens https://www.theguardian.com/world/2026/sep/15/panama-canal-traffic-cut-trade-drought-el-nino #PanamaCanal #Panama #Americas #ElNioSouthernOscillation #Drought #ShippingIndustry #InternationalTrade #GlobalEconomy #Economics #Environment #Business