The ozone layer, located 15 to 30 kilometers (9.3 to 18.6 miles) above Earth's surface, is a band in the atmosphere with a high concentration of ozone gas. This gas helps absorb harmful UV rays from the Sun, acting as an invisible shield for life on Ear...
Most Common Text: Click on the icon to return to www.berro.com and to enjoy and benefit the of and to a in that is was he for it with as his on be at by i this had not are but from or have an they which one you were all her she there would their we him been has when...