Food Sources. Lutein and zeaxanthin are found together in many food sources. Dark green leafy vegetables are the primary source of lutein and zeaxanthin, but they are also present in lesser amounts in other colorful fruits and vegetables, such as broccoli, orange peppers, corn, peas, persimmons and tangerines.ark green leafy vegetables are the primary source of lutein and zeaxanthin, but they are also present in lesser amounts in other colorful fruits and vegetables, such as broccoli, orange peppers, corn, peas, persimmons and tangerines.
The land rises into the Ennedi and Wadai plateaus along the eastern border with Sudan, where elevations reach near 2000 ft (609 m). In the south, the forested land is nourished by the Chari and Logone Rivers. During the monsoon rains, Lake Chad often overflows, causing floods in the lowland depression of the south. The highest point of Chad is Emi Koussi, which rises 11,204 ft (3,415 m); the lowest point of the country is the Djourab Depression at 524 ft (160 m). 1  Landforms of Africa.
Mount Damavand How to Reach the Summit By: Reza Chahkanouii Translation: Massoud Mohsenin From: Kouh Magazine - Spring & Summer 1996 Alborz Mountain range with more than 2000 Km. lenght lies from North-West to North-East of Iran. This vast mountain range comprises main peaks of 4000m. height. The only peak higher than 5000m. is Damavand with 5671m. altitude at the farthest end of the central eastern part of Alborz. It's 70Km. on a straight line from Tehran. Mount Damavand is the result of volcanic activities at the beginning of the quaternary geologic time (Pleistcence stage).