hey can some one help me with these questions...i have to wrte 2 pg essay........

1.Compare and contrast 4 of the seven terrestrial biomes. Include climate temperature and precipitation} location animal life and plant life�.. 5 paragraphs

2. Identify the importance of biogeochemical cycles while comparing the water, nitrogen, and carbon cycles. What are some important issues environmentally regarding these cycles? Evaluate the importance of each cycle and hw we may better serve our biosphere in maintaing a livable space for all.

3.Investigate and discuss the 4 major threats to biodiversity.thank you so much....

wel how abt text books,,,,,,wel if u do go 2 d library den der shud b a book called "biological science 4th edition" by keeton gould...

itz a vry good book,,,,im sure u'll gt all ur answers dere

thanks alot butt im done lol i finished it thankss though.....