We sailed north along the coast of Baja, Mexico from the city of La Paz. The Sea of Cortez has marvelously clear water and is dotted with dozens of hauntingly beautiful islands.
â Sahel. What does Sahel mean? Sahel [sa-hel] as a boys' name is a Hindi name, and Sahel means leader. Sahel is a variant form of Sahil (Hindi).
It contrasts with North Africa, which is considered a part of the Arab world. Somalia, Djibouti, Comoros, and Mauritania are geographically part of Sub-Saharan Africa, but also part of the Arab world.The Sahel is the transitional zone between the Sahara and the tropical savanna (the Sudan region) and forest-savanna mosaic to the south.ub-Saharan African countries spent an average of 0.3% of their GDP on science and technology on in 2007. This represents an increase from US$1.8 billion in 2002 to US$2.8 billion in 2007, a 50% increase in spending.