Question

birds without nest on earth​

Answer 1

Birds without nest = birds without home

In bad weather condition they will die .

And without nest they can't lay there eggs .

Without nest you can say that they will die

Answer 2

There won't be trees to built nests on...

And instead of saving this Earth...

US now stepped back from Paris Treaty..

and they're now busy in researching how to make Mars habitable...

Lol....