groundwater, and (2) the predictive abilities of one of the most commonly used agri-environmental indicators, the Nitrogen Balance …. We find that the proportion of cropland exerts a positive effect on the nitrate content in groundwater. Additionally … nitrate pollution of groundwater possibly due to increased evapotranspiration. Equally, higher average precipitation dilutes …

the need for biodiversity conservation, groundwater protection and recreation. The aim is to discuss if spatial variation …

). However, studies that have analyzed the value of groundwater in irrigation have found mixed results. Hartman and Taylor (1989 …) and Sunderland, Libbin and Torell (1987) find that groundwater irrigation has no significant effect on land prices …; Torrell et al. (1990) find a significant positive effect of groundwater in irrigation. One explanation is that in areas where …

Abstract The decline of the groundwater in the Ogallala Aquifer may create an uncertainty for water availability in the … resources. Therefore, this study explores the option value for reducing current groundwater use to ensure the water availability … to investigate households’ preferences and the mean willingness to pay (WTP) of households for conserving the groundwater …

disaggregate climate variation at a temporospatial level to determine the effects of climate on groundwater use. Results show that … earlier in the growing season, with a few notable exceptions. Other factors that significantly affect groundwater irrigation …