translation.en: But fire also leaves the soil bare, releasing carbon, and worse than that, burning one hectare of grassland gives off more, and more damaging, pollutants than 6,000 cars.
translation.zh: 可是火也会让地表被裸露，碳元素释放到大气层， 更糟糕的是， 烧掉一公顷的草地 所释放的有害污染物，要比6000辆汽车 排放的总和还要多。