What is the correct term for low levels of oxygen in a body of water? When microbial action during decomposition in aquatic ecosystems removes too much oxygen, the body of water experiences .

What benefits does this type of farming have?

What is the biggest country in south america?

How did the environment influence settlement patterns in colonial america? * 1 point a. early settlers stayed near rivers for farmland and transportation b. early settlers stayed in hilly areas to avoid frequent floods in coastal areas c. early settlers quickly moved to the mountains to avoid hot summers d. early settlers only lived on coastal islands to prevent indian attacks