The jetty of a fishing lodge is seen on the almost dry arm of the Parana River, which water level reached a historic low, near Itati, Corrientes, Argentina, on August 19, 2021. - The Parana River, which runs through Brazil, Paraguay and Argentina, the tenth largest river basin in the world, has reached its lowest water level in over half a century and it is an enigma whether it is a natural cycle or a result of climate change, with uncertain long-term effects. (Photo by JUAN MABROMATA / AFP)(AFP/JUAN MABROMATA)