The Andes in western South America are an example of a landform that arises from the

Answer is arabian desert

Nation of conflicting ethnic groups

When a lake, river or other aquatic  system  becomes  eutrophic, it can have serious negative effects on other organisms like fish, birds and even people.if an algal bloom is so bad that it causes wide-spread death  in  the  water, the organisms that die will all sink to the bottom and start to decompose.

When the indian plate collided with eurasian plate because it was cool