GENERIC NAME: atorvastatin. BRAND NAME: Lipitor. Atorvastatin is used for the treatment of elevated total cholesterol, LDL, and triglycerides and to elevate HDL cholesterol. The effectiveness of atorvastatin in lowering cholesterol is dose-related, meaning that higher doses reduce cholesterol more.
The purpose of the Montreal Protocol was to protect the ozone layer by phasing out the use and production of various ozone depleting chemicals that were causing the layer to thin and dissipate. Industry objected at first, but scientists and environmentalists prevailed.
Ozone Layer Thickness. The thickness of the ozone layer varies from 10 km to 50 km (32,000 to 1164,000 ft). It is located in the stratosphere, one of the upper layers on the Earthâs atmosphere.The thickness however, does fluctuate depending on the area and the season.zone Layer Thickness. The thickness of the ozone layer varies from 10 km to 50 km (32,000 to 1164,000 ft). It is located in the stratosphere, one of the upper layers on the Earthâs atmosphere.