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
The Amazon River & Tributaries. The Amazon River is the greatest river in the world. It carries almost 20% of all the freshwater in the world discharging into the oceans. The area of land that drains into the river â the Amazon Basin â is the largest basin of any one river in the world. The Amazon River is the widest and arguably longest (7,100 km) river on earth. In fact, it drains more water into the ocean than the world's next nine largest rivers combined!