[hinckley buzzard]

If you really can't figure out why falcons have returned to the city, you might
take a look at urban air pollution data for the last thirty years. The graphs look about like this year's NASDAQ.

Anyway, why cling to a discredited, politically motivated lie? Just because it's old?

[Sabertooth]

Anyway, why cling to a discredited, politically motivated lie? Just because it's old?

Go back and read the posts, I'm not clinging to anything. I'm simply asking, if not the ban on DDT, then what? Your explanation is plausible, as have been some others.