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Question 1 of 5What is the documentary about? Question 2 of 5Why is the land sinking? Question 3 of 5What happened to part of Saeed's land? Question 4 of 5What do researchers stress? Question 5 of 5What do experts imply about long-term solutions? Vocabularyخَصْبfertile
تَهْدِيد مُزْدَوَجdouble threat
الطَّمْيsilt
باطِن الأَرْضunderground
هُبُوطsubsidence, sinking
بِرْكَةpond
حَواجِز خَرَسانِيَّةconcrete barriers