Question

river valleys have the best soils because
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Answer 1

The river valleys are said to have the best soil because the soil is very fertile. In the Mesopotamia, convergence was of the Euphrates and the Tigris Rivers produces the rich fertile soil and supplies the water for the irrigation.

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Answer 2

★·.·´¯`·.·★ ʀɪᴠᴇƦ ᴠᴀʟʟᴇʏs ʜᴀᴠᴇ ᴛʜᴇ ʙᴇᴀᴛ sᴏɪʟ ʙᴇᴄᴀᴜSᴇ ᴛʜᴇsᴇ ʀɪᴠᴇƦ Ғʟᴏᴡs Ғʀᴏᴍ ᴛʜᴇ ᴍᴏᴜɴᴛᴀɪɴ ᴀɴᴅ ᴄᴀʀƦɪᴇs ᴍɪɴᴇƦᴀʟS ᴀɴᴅ ᴏᴛʜᴇʀ ᴘᴀʀᴛɪᴄʟᴇs ᴡʜɪᴄʜ ɪɴᴄʀᴇᴀsᴇS ᴛʜᴇ ғᴇƦᴛɪʟɪᴛʏ ᴏғ ʟᴀɴᴅ ᴀɴᴅ ᴍᴀᴋᴇ ᴛʜᴇ Sᴏɪʟ ᴍᴏʀᴇ ҒᴇƦᴛɪʟᴇ ᴀɴᴅ ʙᴇSᴛ.

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