environmental background

例句：

1. 1. The study of environmental science is essential for understanding the impact of human activities on the natural world.
   研究环境科学对于理解人类活动对自然世界的影响至关重要。
2. 2.The company's decision to invest in renewable energy sources reflects its commitment to reducing its environmental footprint.
   该公司决定投资可再生能源反映了其减少环境足迹的承诺。
3. 3. The government has set up a new environmental protection agency to address the growing concerns about pollution and climate change.
   政府已成立一个新的环境保护机构，以应对日益增长的污染和气候变化问题。