Seen from space, the Sudd swamp is a giant green smudge where the White Nile, one of the great river’s two main branches, spreads out across flat arid land, forming myriad back channels that are often ...

This story was originally published by Yale Environment 360 and is reproduced here as part of the Climate Desk collaboration. Seen from space, the Sudd swamp is a giant green smudge where the White ...