منابع مشابه
Quantitative analysis of small-plastic debris on beaches in the Hawaiian Archipelago.
Small-plastic beach debris from nine coastal locations throughout the Hawaiian Archipelago was analyzed. At each beach, replicate 20 l samples of sediment were collected, sieved for debris between 1 and 15 mm in size, sorted by type, counted and weighed. Small-plastic debris occurred on all of the beaches, but the greatest quantity was found at three of the most remote beaches on Midway Atoll a...
متن کاملValuing Great Lakes Beaches
This study aims to estimate the recreational use values of Great Lakes beaches using a two-level nested logit Random Utility Model. The choice set contains all 594 public Great Lakes beaches in Michigan. Beach sites located in the same Great Lakes water body are arranged into a nest. The trip data were obtained from a 2006 online survey using a web-panel of Michigan adults accessed through Surv...
متن کاملBeaches, bays and headlands
We consider local and global combinatorial constraints on embeddings of a simple closed curve in a rectangular array of unit squares in which the curve lies entirely within the rectangular array and passes through each unit square once. Geographical terminology is convenient to describe the embeddings. We study shortest segments of the embedded curve with no clockwise quarter turns (bays) and a...
متن کاملHawaiian Flag Quilts: Multivalent Symbols of a Hawaiian Quilt Tradition
As RESEARCHERS HAVE amply demonstrated, quilts are a rich source of historical information. Quilt makers' beliefs, concerns, and emotions are often embodied in quilt motifs and names. Quilt making, bestowal, and use can reflect interpersonal ties and social conventions. Quilts can also convey economic circumstances, political convictions, and social commentary. In every aspect of their creation...
متن کاملMorphology and Morphodynamics of Sandy Beaches
Contents 1. Introduction 2. Sandy beach morphology 2.1. Primary beach profile 2.2. Secondary morphological features 2.3. Micro-morphology 2.4. Scale and composite morphological features 3. Environmental boundary conditions and external hydrodynamic forcing 3.1. Boundary conditions 3.2. Hydrodynamic forcing 4. Morphological change 4.
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ژورنال
عنوان ژورنال: Coastal Engineering Proceedings
سال: 1972
ISSN: 2156-1028,0589-087X
DOI: 10.9753/icce.v13.63