全文预览

白色污染 英语课件

上传者:hnxzy51 |  格式:ppt  |  页数:15 |  大小:4381KB

文档介绍
, so that cause serious pollution of the urban environment phenomenon.Р二. White pollution sourceРMain source of food packaging, plastic foam filling packaging, snack box, agricultural film, etcРWhite plastic products as a new type of material, have qualitative light, waterproof, durable, mature production technology, the advantages of low cost, are widely used in the whole world and showed a trend of increased year by year.Р三. Pollution situationРPictures to watchРDare you than ?life with me?Рthis... !!!Р四. The harm of white pollutionР1. The disposable foam plastic lunch boxes and bags of food seriously affect our health.?2. Make the soil environmental degradation, serious influence the growth of crops.?3.Directly for incineration, will cause serious secondary pollution to the environment.

收藏

分享

举报
下载此文档