This volume will specially discuss different ecohydrological aspects of water- limited environments. Water resource management and the related eco-environmental impacts will be covered. And the other volumes are "Water and Ecosystems" by Chunmiao Zheng and Paul D. Brooks, "Observation and Measurement" by Xin Li and Harry Vereecken, "Integrated Ecohydrological Modeling" by Dawen Yang and Dave Goodrich.