1.   The pollution is already making a strong economic impact, both in the ponds and on the open water.

2.   Ecologists reasoned that this could happen either because pollution makes parasites of these insects less active, or because it kills off predators that eat the insects.

3.   Environmental pollution makes a big contribution to violent crime and anti-social behavior, according to a provocative new analysis by an American political scientist.

4.   Far more important, they said, the pollution makes it harder for people to breathe.

5.   Pollution is making breathing here about as healthful as starting your car in your living room.

6.   Muslim clerics say modern lights and air pollution can make it hard to find the new moon that begins the holy month of Ramadan the next day.

7.   Some meteors could be seen even in New York City, where light pollution normally makes for poor skygazing, Phillips said.