Fill in the blank
(5) ………………can stop natural calamities.

Fill in the blanks. (-5) + …….= -14

Fill in the blanks: ___ - (-5) = 1

Fill in the blanks: 125 = 5^?

Fill in the blanks : -2-(-5) = ......

Fill in the blank (6) Environment is ……………… when natural disasterss occur.

Fill in the following blanks : (-5)= …

Fill in the blank. (1) ………………… is a concern for the preservation, restoration and improvement of the natural and social environment.