Climate and Seasons. Arizona's climate varies widely by altitude. Southern Arizona, including Phoenix and Tucson, has very hot summers and mild winters, with cooler summertime temperatures in the Chiricahua Mountains in the southeast corner of the state. Best times to visit are fall, late winter and early spring or higher elevations in summer. Northern Arizona, including Flagstaff, Sedona and the Grand Canyon, has four seasons but weather is mild enough to visit any time. Topography. Arizona covers 113,909 square miles, with about 350 square miles of water surface.
The staple food in different parts of the world is a function of weather patterns, local terrain, farming constraints, acquired tastes and ecosystems. For example, the main energy source staples in the average African diet are cereals (46 percent), roots and tubers (20 percent) and animal products (7 percent).
Vitamins B6 and B12 contribute to cardiovascular health. Vitamins B6 and B12, members of the B-complex family of water-soluble vitamins, are essential nutrients, meaning that you must obtain them from your diet or supplements in order to live. Good sources of B6 include meats, fish, poultry and legumes.Vitamin B12 is found in animal foods and fortified cereals but is absent from plant foods. These and all of the B-complex vitamins are required for metabolism of proteins, fats and carbohydrates.Additionally, vitamins B6 and B12 participate in other important health functions.itamin B12 is found in animal foods and fortified cereals but is absent from plant foods. These and all of the B-complex vitamins are required for metabolism of proteins, fats and carbohydrates.