The Amazon basin isn’t all a lush tropical forest.  In large portions of western Amazonian wet seasonally flooded grasslands--not trees--are the norm.   The upper branches of the Amazon River wind themselves across massive flood plains like snakes writhing across a sandy surface.  One feature of these nearly featureless flat plains that has long puzzled... Continue Reading →

The Amazon basin isn't all a lush tropical forest.  In large portions of western Amazonian wet seasonally flooded grasslands - not trees - are the norm.   The upper branches of the Amazon River wind themselves across massive flood plains like snakes writhing across a sandy surface.  One feature of these nearly featureless flat plains that... Continue Reading →