生态环境质量改善
environmental improvements

China will be able to meet all of its nine pollution control targets during the 13th Five-Year Plan (2016-20) period as scheduled. "The environmental improvements in the country after 2015 have been bigger than those in each of the other five-year plan periods," said Zhao Yingmin, vice-minister of ecology and environment, at the news conference.
生态环境部副部长赵英民在发布会上表示，“十三五”时期是迄今为止生态环境质量改善成效最大的五年，我国将如期完成“十三五”规划纲要确定的9项污染防治指标。