background & aim: in this study, is done during one-year research on blue–green and green algae for antimicrobial activity in mashhad suburb. aqueous, ether, and methanol extracts from 44 species blue – green algae and green algae were examined for antimicrobial properties against four bacteria (tow positive gram bacteria and tow negative gram bacteria) and tow fungous. material & meth...

The development of the concepts for “Green Chemistry” and main principles this field are reviewed. Examples application these in different areas chemistry included. frequently used alternative solvents (green – water, PEG, perfluorinated solvents, supercritical liquids) preparative organic described. present future developments green education chemical technology considered.

Standard strategic goals of a company are related to the achievement of predefined values in the area of sales or a market share. Their achievement is conditional upon obtaining a stable consumer preferences and some competitive advantage. Applying traditional marketing activities does not have a desired effect, companies have been forced to search new ways to achieve their goals. One of these ...

The aim of this study has been to investigate the effects of Green Care services for youth in vulnerable situations risking social exclusion. Green Care enterprises represent alternative arenas in which people can work with animals, agriculture and other tasks related to nature. We interviewed nine persons, aged 17-27, working in three different places, two or more times over a two-year period....

BACKGROUND The recent increase in childhood obesity is expected to add significantly to the prevalence of chronic diseases. We used multivariate multilevel analysis to examine associations between parks/green space and childhood overweight/obesity across communities in Calgary, Canada, a city characterized by intensified urban sprawl and high car use. METHODS Body Mass Index was calculated fr...

nowadays, paying attention to the environmental needs and desires of consumersand trying to satisfy them by designing marketing activities in an environmentallyfriendly way, is the best way to increase their satisfaction and finally, gaincompetitive advantage. prior research has paid much attention to the consumerbehavior and marketing activities of corporate organizations, but none has studied...