BACKGROUND We had a unique opportunity to establish the extent of food insecurity and the potential impact of a large-scale school-based nutritional program, in low-socioeconomic status districts of Greece, during the current economic crisis. METHODS Around 162 schools with 25 349 students participated during the 2012-2013 school year. Each student received a daily healthy meal designed by nu...

This paper is concerned with lightning surge propagation on wind turbines. As wind power generation undergoes rapid growth, lightning incidents involving wind turbines have come to be regarded as a serious problem. Nevertheless, no known studies exist yet in Portugal regarding lightning protection of wind turbines. In this paper we present an overview of Electro-Magnetic Transients Program (EMT...

In August 1978 a seminar was held in Vijayawada, Andhra Pradesh, that brought together many of the agencies that had worked in the disaster, so that they could share their experiences and make recommendations for the future. The first part of this article is a brief description and summary of the findings of the seminar, the second describes the evolution of ARTIC and housing provision after th...

Telektronikk 3/4.2006

Co-evolution refers to the simultaneous evolution of two or more genetically distinct populations with coupled tness landscapes. In this paper we consider \competitive co-evolution," in which the tness of an individual in a \host" population is based on direct competition with individual(s) from a \parasite" population. Competitive co-evolution is applied to three game-learning problems: Tic-Ta...

The 25 years since the passage of the Social Security Act have been years of progress for the public assistance programs in terms of both the number of needy persons served and the average amount they receive. Has this progress been great enough, however, to bring the programs to the point where they meet need fully? Estimates bearing on the answer to this question are presented in the followin...

This is the latest in a series of reports of the same title that have been published intermittently since the early 1960’s. The term social security is popularly used in the United States to refer to the basic national social insurance program-old-age, survivors, disability, and health insurance. The term is used here in a broader sense to describe all types of social insurance, social assistan...