Excessive firewood consumption caused the vegetation systemdeterioration, the unbalance of species in each oasis system, appearing as various differences in the residents' firewood structure.
薪柴高消费引起各绿洲植被系统质量劣化，植被系统物种失衡，表现为垦区之间居民薪柴结构存在多种差别。
2
The deterioration of the ecological system is accelerating because of the dramatic increase of human production and consumption.
由于人类生产和消费活动的急剧增加，生态系统正在加速恶化。
3
Based on these findings, some studies suggest moderate beer consumption may help fight osteoporosis, a disease of the skeletal system characterised by low bone mass and deterioration of bone tissue.