Chinese telecoms magnate launches construction in RivasEnvironmentalists call for release of project’s feasibility studiesA Chinese company has launched work on a $50bn canal across Nicaragua, an ambitious rival to the Panama canal that sceptics dismiss as a pipe dream and environmentalists say will wreck the country’s ecosystem.The Chinese telecoms magnate behind the canal, Wang Jing, inaugurated the project at a ceremony in the southern town of Rivas that was moved forward by several hours after anti-canal activists called protests.