منابع مشابه
Upper age limit should be raised for cancer screening
Caroline White, London 204, 64, 207, 105 Current age bands for cancer screening in the United Kingdom seem to have been arbitrarily selected and are not based on rational criteria, according to researchers from the Wolfson Institute of Preventive Medicine in London. The age band is critical to evaluating the effectiveness of screening programmes and for identifying priorities in screening polic...
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 کاملQualitative Analysis of Plastic Debris on Beaches of Brunei Darussalam
Plastic debris is one of the major environmental concerns for the coastal area of Brunei Darussalam. It reduces the aesthetic appeals of the beaches in the country. The current study investigates marine debris on six different beaches of Brunei Darussalam along the South China Sea. Plastic was found the most abundant among whole debris by number (90.02%) and by weight (39.12%). It was classifie...
متن کاملQualitative Analysis of Plastic Debris on Beaches of Brunei Darussalam
Plastic debris is one of the major environmental concerns for the coastal area of Brunei Darussalam. It reduces the aesthetic appeals of the beaches in the country. The current study investigates marine debris on six different beaches of Brunei Darussalam along the South China Sea. Plastic was found the most abundant among whole debris by number (90.02%) and by weight (39.12%). It was classifie...
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...
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ژورنال
عنوان ژورنال: Geological Magazine
سال: 1913
ISSN: 0016-7568,1469-5081
DOI: 10.1017/s0016756800126354