What is the fine-grained topic of the following text: Xibusha Primary Boarding School is located at Qinghai-Tibet Plateau with an altitude of 3,800 m. The harsh living environment along with insufficient equipment and lack of water make it a luxury to take a shower which is associated with illness among children due to poor sanitation. Only return the topic.
Living conditions and challenges at Xibusha Primary Boarding School on the Qinghai-Tibet Plateau.