pasture pollution

例句：

1. 1. The livestock run freely in the vast pasture, causing significant rangeland pollution.
   牲畜在广阔的牧场上自由奔跑，导致严重的草原污染。
2. 2.The government has launched a campaign to reduce pasture pollution and promote sustainable agriculture.
   政府已启动一项运动，以减少牧场污染并促进可持续农业。
3. 3. The contamination of pastures by pesticides poses a serious threat to wildlife and their habitats.
   农药对牧场的污染对野生动物及其栖息地构成了严重威胁。