1.   ...the particulate pollution in our atmosphere.

2.   But Delhi still has among the highest levels of particulate pollution in the world, the worst kind for public health.

3.   Considering how much particulate pollution comes from diesels, the test is clearly missing a lot of dirty trucks and buses, Baron says.

4.   Desert areas consistently produce almost negligible levels of particulate pollution, state statistics show.

5.   Even while ozone woes subside, air quality officials are wrestling with ways to curb particulate pollution.

6.   Feuerherd and other authorities say the state needs to do much more to reduce particulate pollution.

7.   He found that particulate pollution increased the risk of death, not only from heart and lung diseases, but also from all other causes.

8.   He said that while the current regulations focused on summertime smog the controls might also be necessary in winter and that that should reduce acid rain and particulate pollution.

9.   Kelly said the NRDC report points up the need to focus on cleaning up particulate pollution in Los Angeles, which efforts so far have concentrated on ozone pollution.

10.   More important, it sided with environmentalists who demanded the plants meet a much stronger standard for particulate pollution than one enforced by the state.