Https://www.tamaqua.k12.pa.us/cms/lib07/PA01000119/Centricity/Domain/119/TheAgeofImperialism.pdf
Answer;
Evaporation is when water vapor comes from liquid surface water, such as streams, lakes, rivers, and oceans. ... Transpiration is when water vapor comes from liquid water excreted by plants. Plants 'breathe' by exchanging carbon dioxide for oxygen through small openings in their leaves called stomata during photosynthesis.
The Abbasids established the new position of vizier to delegate central authority, and delegated even greater authority to local emirs. The Abbasid dynasty ruled as caliphs from their capital in Baghdad, in modern Iraq, after taking over authority of the Muslim empire from the Umayyads in 750 CE.