生态学家也研究利用环境与保护环境之间的平衡。
Ecologists also study the balance of using the environment while protecting it.
指导农村可再生能源综合开发与利用，促进生态农业建设和农业环境保护工作；
To guide the exploitation and utilization of regenerated energy in countries; to improve works on ecological agriculture construction and agricultural environment protection;
本文主要讲述了能源利用、大气污染、水资源、野生动物保护、卫生习惯等方面人与环境的关系。
This article introduces the relation between human and environment, Such as energy utilized, air pollution, water resources, wildlife protection, sanitary habit .
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