Why do people who plan the development of cities where several people will live, find it so important that we set up corners of green with trees, flowers, etc.?

Schist. hope it

They formed the oceans.  as they melted water was formed and the water made the oceans

The return of the wolf to yellowstone national park will probably affect the bird population to some degree, not significantly. while wolves will hunt birds when necessary, they prefer to hunt larger prey. the bird population will most likely only be affected when hunting is scarce for the wolves. birds of prey will also probably not be affected as much as other birds who spend more time on the ground hunting for food as the tend to spend more time in the air or in trees since they do not need to stay on the ground for long due to the nature of the way they hunt.