Diesel engines are challenged to reduce their emissions. Nitrogen oxides (NOx), hydrocarbons, particulate matter and carbon dioxide are most important regulated diesel emissions. The legislation is driving for the use of renewable fuels in vehicles but all the impacts of those on emission...

Feminist anthropologists have evidenced the social and cultural aspects of motherhood and have challenged the universality of the nuclear family as the basis for residential and child-rearing practices. From a feminist anthropological perspective, the concept of the household has thus been...

Knowledge about maize varieties is the key to rural households' survival in native Mexico. Native peoples relate to nature in particular ways and they play a crucial role in maintaining biodiversity. This paper discusses the relationship between native women's accumulated knowledge on maize...