[galacticsleigh]

...birds in the Pacific flyway? Especially wildfire smoke, smog and pesticide residues carried by the wind.

[mimi]

air pollution kills the birds(deacreses their numbers), which result in an unbalanced environment.

[sanjay]

yes of course it effects all the living being .so greatest example is the decreased number of hawks.the reason was only pollution.

[sanju123]

This problem of pollution is growing up day by day and is posing a big threat to the living creatures.Birds are also being hit badly,air pollution as well as water pollution has brought certain breeds of birds to the verge of extinction.

[princee18]

It has been already proved that presence of heavy metals (like copper, nickel and lead) and acidic substances in the air affect the breeding success of birds.