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据统计,我国的各类农作物秸秆总量每年达8亿吨。其中辽宁省约占3800万吨。每年春秋收获之季,农民焚烧大量的秸秆,焚烧烟雾遮天蔽日。一、秸秆焚烧对空气、土壤、人体、河流的危害秸秆在焚烧过程中,释放出大量的二氧化碳、二氧化氮、二氧化硫、悬浮颗粒物和一些有毒有害气体。这些污染贴近地面,人体直接吸收,对上呼吸道和眼睛产生强烈刺激、引起咳嗽和眼睛流泪、发红、肿痛,引起人体组织病变。秸秆焚烧不仅对空气造成
According to statistics, the total amount of crop straw in China reaches 800 million tons a year. Liaoning Province, which accounts for about 38 million tons. Harvest season every year, farmers burn a lot of straw, burning smoke cover the sun. First, the straw burning on the air, soil, human body, river hazards Straw in the process of burning, releasing a large amount of carbon dioxide, nitrogen dioxide, sulfur dioxide, suspended particulate matter and some toxic and harmful gases. These contaminants are close to the ground and are absorbed directly by the human body. They strongly stimulate the upper respiratory tract and eyes, causing coughing and eye tearing, redness, swelling and pain and causing lesions in human tissues. Straw burning is not only caused by the air