What Am I Riddles

Question: I will reward you with riches if you show acts of consideration. However, if your acts are ominous, I reward retribution. What am I?

Question: What has rivers but no water, forest but no trees and cities but no people.

Question: It flies, it walks, it runs on land, It takes, it gives, but without hands, It carries and delights, Falls and frights. Normally a creature of white it is. What is it?

Question: i am boiling hot and freezing col at the same time what am i?

Question: i can fill up the entire room and still not take up any space. Who am i?