The current pandemic era demands distance learning, including physics experiments on the topic of optics. One of the optical phenomena that needs to be explained in optic courses is fluorescence. This study offers a simple home experiment regarding the application of fluorescence, namely to identify the purity of olive oil using simple…

Extra virgin olive oil (EVOO) is a refined, highly valued, and relatively expensive food ingredient, typical of the Mediterranean area. Detection of EVOO that has been adulterated or counterfeited with the addition of variable quantities of low-quality and less-expensive vegetable oils is a challenging issue for analytical chemists. Analysis of…

Composting can provide both a means of managing organic waste, and a vehicle to teach Science at all levels of schooling. In response to a local organic waste issue a process has been developed to compost waste from an olive oil press and analyse the resultant compost. In this article, the composting process is described in a manner that can be…

Introduction: Globalization has favored intra-European Commission (EC) and extra-EC migration to Spain. One of the most numerous cultural groups that have settled in the southern Spain is from Romania. Coexistence, especially in schools, has made us become interested in knowing the eating habits at breakfast of Romanian and Spanish populations.…

Malagasy "players"--farmers, middle men, organic organisations and policy makers--see in export-orientated organic agriculture a way for Madagascar to build upon its historic export strengths: spices, essential oils, medicinal plants and tropical fruits. They point to the "de facto" organic status of most farming in the country…

This article examines the interrelations between establishment of territorial quality certification systems (Protected Designations of Origin or PDOs), diffusion of innovations through local agro-food chains, and the role of the institutions overseeing geographical designations. Empirical analysis is applied to olive oil PDOs in Spain and entails…

Reported are some significant events of 1972 related to the use and management of natural resources. Topics summarized include federal legislation for environmental quality; specific legislation for water quality; the development of state plans for achieving standards and controls related to air quality; population growth; land use and land…