1 ePortfolios can provide a means for assessment based on evidence of an individualâs growth over time and effort-not a list of test scores. Create digital evidence of the multiple intelligences of an individualâs growth over time. 2  Develop a personalized profile of achievement, whether as an undergraduate, graduate, or post-graduate student, or a trained professional.
Geography[edit] The Tigris is 1,850 km long, rising in the Taurus Mountains of eastern Turkey about 25 km southeast of the city of Elazig and about 30 km from the headwaters of the Euphrates. The river then flows for 400 km through Turkish territory before becoming the border between Syria and Turkey.
The Tigris and Euphrates rivers flow into it. Tigris and Euphrates Rivers The two rivers that flow into the Fertile Crescent and flooded at least once a year, but they were very unpredictable. Silt A rich and fertile bed of mud left over from the rivers flooding Solutions to geographic problems To provide water they dug irrigation ditches, for defense they built city walls with mud bricks, and they traded with the peoples of the mountains and the desert for the goods they lacked.