How would an increase in nest sites affect a population of pigeons?
athe population would decrease.
bthe population would increase.
cthe population would remain almost the same.
dthe population would be reduced the next year.

the water is warmed up by the sun and then it evaporates into the atmosphere. the sunlight warms the water by its heat. water is then cooled down and condensation takes place. the water then finally returns back to the earth by the process of precipitation in the form of rain or ice.

explanation: