Low water levels following a drought and heatwave in western Europe are hindering traffic on the Rhine river in Germany after weekend rain caused only a moderate rise in water levels, commodity traders said on Monday.Low water is hampering shipping all along the river south of Duisburg and Cologne…<p><p>https://www.marinelink.com/news/low-water-levels-impede-rhine-river-527693</p></p>