1. Rainforests once covered 14% of the earth's land surface; now they cover a mere 6%. The Earth is estimated to be 196,900,000 sq. miles (510,100,000 km²). Calculate how much land was once covered compared to now.

2. The trees in the Amazon rain forest are thought to absorb over 300 million tons of carbon dioxide each year. In 1990, the carbon dioxide in the atmosphere was at 780 billion tons. What percentage of the carbon dioxide was removed by the Amazon?
REST OF QUESTIONS ARE BELOW IN MY "REPLY"

Question

1. Rainforests once covered 14% of the earth's land surface; now they cover a mere 6%. The Earth is estimated to be 196,900,000 sq. miles (510,100,000 km²). Calculate how much land was once covered compared to now.

2. The trees in the Amazon rain forest are thought to absorb over 300 million tons of carbon dioxide each year. In 1990, the carbon dioxide in the atmosphere was at 780 billion tons. What percentage of the carbon dioxide was removed by the Amazon?
 REST OF QUESTIONS ARE BELOW IN MY "REPLY"

anonymous · Answer

Continued..
3. The Amazon rainforest is a huge potential economic resource for Brazil. Should they be allowed to develop it in any way they want? 

4. Should we protect an area just because of what we think might be there and may be found in the future?

5. Imagine you are an Amazonian Indian living in the forest. Describe the development of the Amazon, the benefits, threats and changes to your way of life.

6. What would happen to our climate if the Amazon rainforest disappeared?

7. Explain why the Amazon is crucial to our climate and helps limit the extent and worst consequences of global warming. 

8. Is there adequate monitoring of environmental parameters in government decisions? What should be considered when these decisions are made?

9. How will humans impact the biosphere if they continue their current actions?