1 About Kidney Disease Diet Restrictions The job of the body's kidneys is to filter fluids and remove extra waste from the body. 2  When kidneys fail, fluid and wastes can accumulate in the body and be hazardous to youâ¦. About Kidney Disease Diet Restrictions The job of the body's kidneys is to filter fluids and remove extra waste from the body. 2  When kidneys fail, fluid and wastes can accumulate in the body and be hazardous to youâ¦.
The Sahara divides the continent into North and Sub-Saharan Africa. The southern border of the Sahara is marked by a band of semiarid savanna called the Sahel; south of the Sahel lies the lusher Sudan.
Sahara Desert. The Sahara Desert is located in the northern portion of Africa and covers over 3,500,000 square miles (9,000,000 sq km) or roughly 10% of the continent (image). It is bounded in the east by the Red Sea and it stretches west to the Atlantic Ocean.To the north, the Sahara Desert's northern boundary is...he Nile River has always been the backbone of Egypt. The mighty river flows for some 4,000 miles from the mountains of Equatorial Africa and Lake Victoria before it empties into the Mediterranean Sea.