柔和的火焰和烟雾正在燃烧垃圾和干草。废弃物焚烧会造成空气污染和全球变暖。 "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" " 柔和的火焰和烟雾正在花园里焚烧垃圾和干草。废物焚化导致空气污染和全球变暖.