If environmental impact is the test for success, then the results are a mixture of good and bad.
So the environmental impact has been a mixture of good and bad. If environmental impact is your test, then the results are questionable.
If environmental impact is your test, then the results are questionable. So the environmental impact has been a mixture of good and bad.
If environmental impact is your test, then the results are questionable. So the environmental impact has been a mixture of good and bad.