The issue of safety in the classroom is rarely considered at such a foundational level. Considering that a participant on a playground can break a leg, or worse, safety occupies a central role in a designerâs thinking.
The Amazon basin is the largest drainage basin in the world, about 7,050,000 square kilometres (2,720,000 sq mi), and accounts for approximately one-fifth of the world's total river flow.he Amazon River and its tributaries are characterized by extensive forested areas that become flooded every rainy season. Every year, the river rises more than 9 metres (30 ft), flooding the surrounding forests, known as varzea (vÃ¡rzea flooded). forests
Amazon River and tributaries The Amazon River has made its way onto our list thanks to its length and the way it stands out next to the dense forests that surround it. When the Rio Negro and Rio Solimoes, both major tributaries of the Amazon, flow into the mighty river near the jungle city of Manaus, they create a web of waterways that can be seen by satellites. This phenomenon is especially evident during floods.