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
* Flooding in the Ganges basin-human factors. Deforestation in many parts of the river basin, e.g. Nepal, Bhutan and Northern India. This is a result of population growth (more wood is needed for cooking and heating. Also more forests are cleared for farm land).This has led to increased flooding.eforestation in many parts of the river basin, e.g. Nepal, Bhutan and Northern India. This is a result of population growth (more wood is needed for cooking and heating.