Ditches are all around: along roads, through neighborhoods, across fields and marshes. These human-made waterways are so common that they can be easy to miss. A new literature review published in ...

The water-filled ditches that laced through the oil palm plantation in Sarawak, a Malaysian state on the island of Borneo, nagged at Kuno Kasak when he saw them in 2022. He knew that these canals, ...