Your two adrenal glands are small, triangular-shaped endocrine glands located on the top of each kidney. Each adrenal gland is approximately 3 inches wide, and a half inch high. Each gland is divided into an outer cortex and an inner medulla. The cortex and medulla of the adrenal gland secrete different hormones.
The Causes of Ozone Depletion. Scientific evidence indicates that stratospheric ozone is being destroyed by a group of manufactured chemicals, containing chlorine and/or bromine. These chemicals are called ozone-depleting substances (ODS).
Some of the major causes of pollution are littering, smoke from factories and trucks, things that could be recycled but aren't, etc.ut common pollution is caused by fumes emitted for factories, cars, burning of fossil fuels; throwing waste on roads, beaches; releasing harmful chemicals into the water bodies, etc. It is caused by people, animals and natural events. Industries or too much smoke in the air or the environment being a mess or disaster.