This paper is a case history of coastal development in Camp Ellis, Saco, Maine. It begins in 1867 with dredging and jetty construction at the mouth of the Saco River to facilitate commercial navigation. Beach accretion resulting from tidal delta collapse was developed with residences before its ephemeral nature was recognized. Misunderstanding of the riverine source of beach sand and the net, n...

Endemic species are threatened by invasive species, habitat loss, and climate change. also an important group that maintains biodiversity. Understanding population dynamics of endemic is needed to maintain or restore their populations. Advancements in models describe conservation need has been made possible the application novel quantitative methods. One such modeling tool state-space modeling....

streamflow recession indicates the river network balance between revenue and losses of river. recession curve expreses the storage- output relationship for the catchment. the aim of this study was trend anaylysis, modeling of streamflow recession and uncertainty estimation in shahmokhtar station on the bashar river in kohgiluyeh and boyer ahmad province. based on the results of the mann-kendall...

Billions of dollars are now spent annually in the United States and Europe for spatially delineated environmental services such as agricultural landscape management and river restoration programs, yet little is known about the spatial distribution of the benefits from these policies. This paper develops a framework for recovering information on this question from the spatial pattern of votes ca...