use. We developed a spatial agricultural groundwater extraction model by coupling a hydrological model and a contamination … migration model. We find that the optimal groundwater extraction is reduced if spatial interactions are incorporated, and that … spatial heterogeneities such as crop varieties and soil types affect individual extraction. The socially optimal paths of …

two cropping systems at the farm level rely on spatial isolation measures-separation distances and/or buffer zones …. However, the interaction of practical measures and costs of spatial isolation with the farmer’s economic incentive to plant a … feasibility of the implementation of spatial coexistence measures. Using spatial geo-referenced data from the actual agricultural …

distance (e.g. Loomis 2000) – a phenomenon we refer to as “spatial value decay”. This paper begins a new strand of the … using a reserve design approach that considers demand-side factors is large. Finally, we find that spatial value decay …. When spatial value decay is present because people are simply unaware of environmental resources farther away from where …

spatial joint production of bees and fuelwood that is based on forest-compatible projects such as beekeeping in Thailand …

A survey of 139 men and 123 women in four communities bordering Los Haitises National Park in the Dominican Republic … its use. They were less aware of park boundaries and did not understand the concept of a national park. Villagers welcomed … opposed resettlement and favored community participation in programs to reduce pressures on the park. In addition to providing …