6 articles in this issue
Xiang Gao, Haiyan Xu, Shuifeng Ye and Wenyu Liang
Nostoc flagelliforme, a filamentous nitrogen-fixing cyanobacterium, is widely distributed in arid steppes of the west and northwestern parts of China. However, as a food delicacy this species has been overexploited from 1970 to 2000. Moreover, overgrazing... see more
Taher Osman, Prasanna Divigalpitiya and Takafumi Arima
This paper discusses the driving forces (DFs) of informal urbanization (IU) in the greater Cairo metropolitan region (GCMR) using the Analytic Hierarchy Process (AHP). The IU patterns in the GCMR have been extremely influenced by seven DFs: geographical c... see more
Norman Uphoff and Frank B. Dazzo
Irrigated rice production is one of the most essential agricultural activities for sustaining our global population, and at the same time, one of the agricultural sectors considered most eco-unfriendly. This is because it consumes a larger share of availa... see more
E.J. Mirjam Blokker, William R. Furnass, John Machell, Stephen R. Mounce, Peter G. Schaap and JoB. Boxall
Understanding and managing water quality in drinking water distribution system is essential for public health and wellbeing, but is challenging due to the number and complexity of interacting physical, chemical and biological processes occurring within va... see more
Brian Sims and Josef Kienzle
This paper summarizes the deliberations at a meeting convened by the Bill & Melinda Gates Foundation held in Beijing in October 2015. Farm power and mechanization are agricultural production inputs that will be essential to raise the labor and land produc... see more
Isabel C. Pérez Hoyos, Nir Y. Krakauer and Reza Khanbilvardi
Groundwater Dependent Ecosystems (GDEs) are increasingly threatened by humans’ rising demand for water resources. Consequently, it is imperative to identify the location of GDEs to protect them. This paper develops a methodology to identify the probabilit... see more