|
Vida pregunto:
Until August <a href=" http://gps.co.il/ralphs-pharmacy-generic-list.pdf ">taylor discount pharmacy taylor michigan</a> Each ozone molecule consists of three oxygen atoms bound together. These molecules gather in the lower portion of the stratosphere about 12 to 19 miles above the ground, which is about twice as high as commercial airliners fly. This layer of ozone helps shield our planet from some of the harmful effects of space radiation, but the ozone began to start thinning around the 1980s. |
|
|
|
