منابع مشابه
Plastic waste is all at sea
Washed up: Litter found on a beach near Tromsø, Norway. (Photo: © Bo Eide.) In the 18th century, when James Cook explored the Pacific on the Endeavour, there were large islands still unknown to European civilisation for him to discover. When Darwin visited the Galápagos Islands with HMS Beagle in 1835, a wealth of biological diversity awaited scientific analysis. The most recent expedition sett...
متن کاملAll or Nothing at All
We continue a study of unconditionally secure all-or-nothing transforms (AONT) begun in [12]. An AONT is a bijective mapping that constructs s outputs from s inputs. We consider the security of t inputs, when s − t outputs are known. Previous work concerned the case t = 1; here we consider the problem for general t, focussing on the case t = 2. We investigate constructions of binary matrices fo...
متن کاملTalipes Equino-Varus *Being a paper read at the All-India Medical Conference, Ahmedabad.
lend to communicate with Denis Browne, one of London's leading orthopaedic surgeons, who had some new ideas on the treatment of clubfoot. After having obtained rather indifferent and unsatisfactory results with all of the older, out-of-date though standard methods of treating clubfoot,we were only too glad to get these newer ideas, which incidentally are especially suitable for India where so m...
متن کاملPelagic sea snakes dehydrate at sea.
Secondarily marine vertebrates are thought to live independently of fresh water. Here, we demonstrate a paradigm shift for the widely distributed pelagic sea snake, Hydrophis (Pelamis) platurus, which dehydrates at sea and spends a significant part of its life in a dehydrated state corresponding to seasonal drought. Snakes that are captured following prolonged periods without rainfall have lowe...
متن کاملDesigning Sports Strategies at Shiraz University of Medical Sciences at all Levels of the Organization
Introduction: Today, the use of strategic planning capacities can well illustrate the development path of university exercise. The aim of this study was to design sports strategies at Shiraz University of Medical Sciences at all levels of the organization. Methods: The present study was descriptive and the statistical population was in several groups. The Delphi method was used to assess the st...
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ژورنال
عنوان ژورنال: Nature
سال: 1982
ISSN: 0028-0836,1476-4687
DOI: 10.1038/297095a0