The harm of non-degradable popular plastic plastic to the earth: it takes two hundred years to rot. It takes about two hundred years for plastic bags to rot when buried in the ground,Biodegradable mailing bags which will seriously pollute the soil; if incineration is used, harmful smoke and toxic gases will be produced,Biodegradable mailing bags which will pollute the environment for a long time.
Degradable plastics are difficult to degrade. The common "degradable plastic bags" on the market actually only add starch to the plastic raw materials. After the landfill,Biodegradable mailing bags due to the fermentation of starch and the decomposition of bacteria, large plastic bags will decompose into small pieces that are even invisible to the naked eye. This is a physical degradation and does not fundamentally change the chemical properties of plastic products.
Affect the normal respiration of the soil. The plastic bag itself is not one of the basic substances of soil and water. After being forced into the soil,Biodegradable mailing bags due to its own airtightness, it will affect the heat transfer and the growth of microorganisms in the soil,Biodegradable mailing bags thereby changing the characteristics of the soil. The accumulation of these plastic bags for a long time will also affect the absorption of nutrients and water by crops,Biodegradable mailing bags resulting in reduced crop production.