Mr. Yumin Liu

刘育民 (1929-2018) ，出生于1929年6月19日广东省台山，1953年毕业于中山大学地理系， 之后完成了中国科学院土壤研究所硕士研究生的学习，毕业后先后在南京大学地理系和环境科学系任教授，研究生导师兼环境科学研究所副所长，以及国家教委地理教材编审委员。他一生致力于高等教育事业，是南京大学环境科学学科的创始人之一，他的科研成果丰硕，而且还培养了一大批自然地理，环境科学类高级人才。在长期科研中出版了《土壤学基础与土壤地理学》等教材与《自然地理学原理》等译著，在地理学与环境科学方面发表了《柴达木盆地盐渍土的初步研究》等37篇论文。1974一1988年多次获国家级、部委级科学技术进步奖。其贡献录入《中华人民共和国建国四十周年当代中国科学技术成就大典》。受国家环保局"六·五"国家环保科技攻关表彰，并被评为南京市环保工作先进个人。于2018年1月14日因病去世，享年89岁。他的一生为人正直，勤劳善良，幽默乐观，平易近人，清白朴素，在对待工作和事业上，他崇尚学术，追求卓越，关爱后学，勤勤恳恳，兢兢业业；在对待后辈上，悉心关爱，以身做则，尽心尽力地培养年轻的一辈。同时他也热爱他的家庭，自从他退休以后，他把他的大部分的精力和时间又投入到了孙辈的成长上。在他的往生后，他留下夫人和3个儿子以及8个孙子和孙女，他虽然匆匆离开了我们，但他忠厚正直，执着奋斗的精神将会永远激励着我们。

Liu, Yumin (1929-2018) born in June 19, 1929, graduated from Department of Geography, Sun Yat-sen University in 1953 and later completed his master's degree in the Soil Science Institute of Chinese Academy of Sciences. After graduation and for the next 40 years, he successfully served as a professor, an advisor of graduate students and environmental scientist in Department of Geography and Department of Environmental Science in Nanjing University. He also served as a Deputy Director of Institute of Environment Science, and the State Education Commission of Geography textbook editor. He devoted his life to higher education. He is one of the founders of environmental sciences at Nanjing University. He has achieved significant amount of scientific research and has trained a large number of top talents in the field of natural geography and environmental science. Among his achievements, his work was published in the long-term scientific research "soil science foundation and soil geography" as well as other textbooks and "Principles of Geography" plus lots of other translations that also published in the geography and environmental science magazines, "A preliminary study of saline soil in the ChaiDaMu Basin" and 37 other papers. From 1974 to 1988, he had won many national and ministerial-level scientific and technological progress awards. These contributions were recorded in the "Ceremony of Contemporary Chinese Science and Technology Achievements of the People's Republic of China on the 40th Anniversary of the Founding of People's Republic of China." By the State Environmental Protection Agency 6-5 national environmental science and technology research awards, and was reworded as Nanjing Environmental Protection highest horned individual. He passed away on January 14, 2018, at the age of 89. Throughout his life, he dedicated to be honest, hardworking and kind, humorous and optimistic, approachable, simple and innocent. In the treatment of work and career, he advocates academic, pursuing of excellence, caring for his students, diligent and conscientious. He also loved his family. After he retired, he devoted most of his energy and time to his grandchildren.

Yumin Liu is survived by his loving wife Weiyun Yan, his sons Yonggang, Yongning, Yongbin, his grandsons and granddaughter Kevin, Brandon, Andy, Samuel, Mathew, Derrick, Casey and Brian. Although he left us in a hurry, his spirit of being honest and persistent will inspire us forever.