What are the two major types of volcanic eruptions?
a. active, dormant
c. quiet, explosive
b. extinct, silica
d. none of the above?

The enviroment with hedge hogs

Answer mauritania is in the northwestern part of african, meaning its in the western hemisphere, and how do i know/ the map showed me so; ///: )

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.