驱车行驶在波兰、民主德国和捷克斯洛伐克三国交界地带的群山之中,但见蔚蓝的天空下飘动着灰色的浓雾。浓雾甚至笼罩住近处的山峰。据当地人说,不论天气好坏,谁都看不清更远的景色。低矮的桦树林和褐色的松树林连绵不断,使人意识到这里的灰雾是酸性很强的亚硫酸烟雾,严重阻碍了植物的生长。人们的眼睛也经受不住这种烟雾的刺激而变得湿润。东欧各国环境污染之所以会如此严重,一个重要的原因是,战后这些国家都过分强调发展重工业,建立了庞大的采掘加工业,能源消耗量十分惊人。同样是生产一美元的国民收入,东欧国家平均消耗的能源是西欧国家的两倍。波兰的国内生产总值低 Drove through Poland, the Democratic Republic of Germany and the Czechoslovakia at the junction of the three mountains, but see the blue sky under the gray fog. Thick fog even enveloped the nearby peaks. According to the locals, no one can see the farther the scenery, regardless of the weather. Low birch forest and brown pine forest continuous, people realize that the fog is very acidic sulfite smoke, seriously hindered the growth of plants. People’s eyes can not stand the stimulation of this smoke and become wet. One of the important reasons for environmental pollution in Eastern European countries is so serious. After the war, all these countries over-emphasized the development of heavy industry and set up a huge mining and processing industry. The energy consumption was staggering. The same is to produce one dollar of national income, Eastern European countries on average consume twice as much energy as Western European countries. Poland’s GDP is low