Original:  Iron age aflaj Recent finds of pottery in Thuqeibah and Madam have further linked the development of early aflaj ( or qanat ) water systems there to an Iron Age II date, further substantiating the attribution of the innovation of these water systems to a southeastern Arabian origin based on the extensive archaeological work of Dr Wasim Takriti around the area of Al Ain.
Revised:  Iron age aflaj Recent finds of pottery in Thuqeibah and Madam have further linked the development of early aflaj ( plural for falaj, the word used to denote waterways of this type in the United Arab Emirates ) water systems there to an Iron Age II date, further substantiating the attribution of the innovation of these water systems to a southeastern Arabian origin based on the extensive archaeological work of Dr Wasim Takriti around the area of Al Ain.
Edit intent: coherence