Complex sentence: The people of Chitral are comparatively poor, they cannot afford high expenses of higher education for their children in down districts, as job opportunities in the district are scarce and cultivable land is only 2% of the total area.
Split into simpler sentences: The people of Chitral are from lower middle income and they cannot afford high expenses of higher education for their children in other districts. The job opportunities in the district are scarce and cultivable land is only 2% of the total area.