improve the eco-environment 改善生态环境
Therefore how to utilize soil water resource rationally and effectively become the keys to guarantee physiological water requirements of vegetation and improve eco-environment.
因而如何合理有效地利用土壤水资源就成为保证农作物和林草植被生理需水、改善生态环境的关键。
The downstream of Tarim river was setting off for a long-term and its eco-environment has deteriorated, the dredge engineering must be carried out so as to improve the eco-environment.
塔里木河下游河道长期断流，生态环境恶化，必须实施河道疏浚工程，从根本上改善塔里木河下游的生态环境。
The effective approach to lessen the pollution of coal gangue piles and improve the eco-environment of mining area is the greening of coal gangue dump.
矸石山绿化是减少矸石山污染，改善矿区生态环境的有效途径。
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