Brazil holds about one-third of the world's remaining rainforests, including a majority of the Amazon rainforest. Hope this helps!
Celebration? In not sure but wouldnt you celebrate all of these?
B. & everybody should know that since before 4th grade
1. A source of oxygen
2. Something to control temperature; we humans need a temperature that is neither too hot nor too cold.
3. Protection from sunlight
4. Water
5. Food