The transfer of the minerals of the earth to living organisms and then back to the earth again is called a:

Can someone me with this plz? ! i'm putting 20 points on it!

The us and canadian governments are doing all of the following to combat environmental problems except a. encouraging the use of public transportation b. enacting clean water policies c. requiring emissions testing d. limiting animal populations in some regions

Como se presentan los personajes de cunshi y su pequeño hijo? describe a cada uno de ellos