求翻译：工厂经常向河流排放污水造成水污染。山上的树木被砍伐光造成水土流失。废气排放造成温室效应。塑料乱扔造成白色污染等等。是什么意思？

Factories often discharge sewage into rivers causing water pollution. Mountain trees were felled light caused soil erosion. Emissions causing the greenhouse effect. White pollution caused by plastic litter and so on.

Factory regular river water pollution from sewage. The trees have been cut down on the mountain erosion. Emission greenhouse effect. Plastic throw causing white pollution and so on.

The factory frequently creates the water pollution to the rivers emissions sewage.On mountain trees are felled the light to create the soil erosion.The exhaust gas discharge creates the greenhouse effect.The plastic throws causes white pollution and so on.

Factories often dumping sewage into the rivers causing water pollution. When trees are cut down light caused soil erosion on the Hill. Emissions causing the greenhouse effect. Plastic throw caused white pollution and so on.

Factories often dumping sewage into the rivers causing water pollution. When trees are cut down light caused soil erosion on the Hill. Emissions causing the greenhouse effect. Plastic throw caused white and more.