Make nouns from the following verbs.
a) to pollute
b) to evaporate
c) to improve
d) to irrigate
e) to populate
f) to protect
g) to govern
h) to organize
i) to move
j) to discuss

a)pollution  b)evaporation  c)improvement  d)irrigation  e)population  f)protection  g)government  h)organisation  i)movement  j)discussion