水土流失和土地沙化是我国最突出的生态问题,是近年来水灾频繁、风沙危害加剧的根源,已成为中华民族的心腹之患。日益严峻的生态形势,引起了党中央和国务院的高度重视。实施退耕还林工程,已成为当前生态建设和农村工作的重要内容。 Soil and water loss and land desertification are the most prominent ecological problems in our country. They are the source of frequent floods and the worsening of wind-blown sand in recent years and have become the confidants of the Chinese nation. The increasingly serious ecological situation has aroused the great attention of the CPC Central Committee and the State Council. Implementation of the project of returning farmland to forestry has become an important part of current ecological construction and rural work.