منابع مشابه
The World's Disparate Food Supplies.
Science serves its readers as a forum for the preselntation and discussion of important issues rclated to the advancement of science, including the presentation of minority or conflicting points of view, rather than by publishing only material on which a consensus has been reached. Accordingly, all articles ptublished in Science-including editorials, news and comment, and book reviews -arc sign...
متن کاملPersistent organic pollutants in food supplies.
Persistent organic pollutants (POPs) in various food supplies have important health impacts, but are not as devastating as malnutrition and, perhaps, obesity. POPs should be controlled and the Stockholm Convention is having an accelerating effect on the global decline of POP manufacture and use. Reservoirs from previous misuses are much larger than current manufacture and efforts should be dire...
متن کاملFood insecurity and household food supplies in rural Ecuador.
The objective of this research is to assess the validity of a modified US Household Food Security Survey Module (HFSSM) through its correlation with food supply and demographic factors, and its fitness using Rasch model analysis in rural Ecuador. This study examines the relationship between household food insecurity and household food supplies in 52 Ecuadorian households. The sample was drawn f...
متن کاملFood supplies for urban populations in developing countries.
169 that in the short-term major efforts should be made to cut wastage and to increase the amount and quality of foods presently eaten by low-income families. Looked at in this way rural development and the conquest of urban food problems are related by agricultural development within the framework of real national economic developmcnt. In West Africa, for example, it is easier to get a low-inc...
متن کاملIncreasing homogeneity in global food supplies and the implications for food security.
The narrowing of diversity in crop species contributing to the world's food supplies has been considered a potential threat to food security. However, changes in this diversity have not been quantified globally. We assess trends over the past 50 y in the richness, abundance, and composition of crop species in national food supplies worldwide. Over this period, national per capita food supplies ...
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ژورنال
عنوان ژورنال: Public Health
سال: 1915
ISSN: 0033-3506
DOI: 10.1016/s0033-3506(15)80768-9