The Río Pilcomayo heads on the Cerro Rico de Potosí precious metal-polymetallic tin deposits of Southern Bolivia. Mining of the Potosí deposits began in 1545 and has led to the severe contamination of the Pilcomayo's water and sediments for at least 200 km downstream of the mines. This investigation addresses the potential human health affects of metal and As contamination on four communities l...

BACKGROUND Low fruit and vegetable consumption is among the top 10 risk factors contributing to mortality worldwide. WHO/FAO recommends intake of a minimum of 400 grams (or five servings) of fruits and vegetables per day for the prevention of chronic diseases such as heart diseases, cancer, diabetes, and obesity. OBJECTIVE This paper examines the fruit and vegetable consumption patterns and t...

Researchers, such as Headley (1968) and Campbell (1976) have shown empirically that chemical pesticides have played a major role in increasing agricultural productivity. However, there is concern that chemical pesticides may contaminate ground and surface water, have harmful effects on wildlife, leave residues on agricultural products, and cause health risks to farm workers (Harper and Zilberma...

Vegetables represent a major source of phenolic acids, powerful antioxidants characterized by an organic carboxylic acid function and which present multiple properties beneficial for human health. In consequence, developing new varieties with enhanced content in phenolic acids is an increasingly important breeding objective. Major phenolic acids present in vegetables are derivatives of cinnamic...

BACKGROUND Gathering of wild edible plant resources by people in sub-Saharan Africa is discussed with reference to pteridophytes, which is an ancient plant group. Pteridophytes are crucial to food diversity and security in sub-Saharan Africa, although they are notably neglected as a result of inadequate research and agricultural development. Current research and agricultural development agenda ...

The aim of this chapter is to describe the presence of pesticide residues in fruits and vegetables, mainly how they are introduced, dissipated, degraded, affected by food processing techniques and their risk assessment. Fruits and vegetables are important components of the human diet since they provide essential nutrients that are required for most of the reactions occurring in the body. A high...

the overall objectives of this study have been, 1). to review the existing literature in order to evaluate observations of significant quantifiable health erects on population exposed through occupation or nearby residence, or as consumers, to the irrigation of crops with raw wastewater of firouz abad canal in irrigation crops for more than 30 years. 2) to determine the effects of heavy metals ...

Indonesia is one of the agricultural countries with livelihood population coming from agro-industrial agriculture. Onfarm activities, commodities that are widely cultivated vegetable and fruit crops. The problem occurs at this time physically vegetables grown experience failure a decrease in quality growth. Socially, many people complain about market, has an impact on economic decline farmers. ...

background: aflatoxins are fungal toxins which may be present in some foods and due to their negative health effects, represent a major concern for humans and food industries. in the present study, total aflatoxin contamination in products from eight feed materials production centers located in qom city of iran were evaluated by an elisa technique in november 2012. methods: a total of 40 feed s...