introduction: the role of economic factors in pollution and environmental degradation is one of the major issues in economic and environmental studies that many researchers have addressed in their studies. one of the issues in the field of environment to which less attention has been paid is the effect of economic factors such as the openness of the economy on water resource pollution. in this ...

BACKGROUND In low- and middle-income countries, scaling essential health interventions to achieve health development targets is constrained by the lack of skilled health professionals to deliver services. METHODS We take a labor market approach to project future health workforce demand based on an economic model based on projected economic growth, demographics, and health coverage, and using ...

Despite high infant and maternal mortality rates, many Mozambican women with access to prenatal services delay prenatal clinic consultations, limiting opportunity for prevention and treatment of preventable pregnancy complications. Ethnographic research, interviews with health providers and longitudinal pregnancy case studies with 83 women were conducted in Central Mozambique to examine pregnan...

BACKGROUND The convergence of rising health care costs and physician shortages have made health care transformation a priority in many countries resulting in the emergence of new models of care that often involve the extension of the scope of practice for allied health professionals. Physiotherapists in advanced practice/extended scope roles have emerged as key providers in such new models, esp...

in last decade it is almost impossible to not seen anything about water resource crisis and water shortage in natural resources exploitation and use reports. such information encourages decision makers and researchers to looking for solutions in relation to this problem and sustainable management of water resources. in this regard, first step towards sustainable management of water resources is...

Land is one of the potential natural resources to be developed optimally increase local revenue. Based on availability water, land grouped into two major groups, which are wetland and dry (upland). The use for agriculture often ignored by policy makers. Problems in management vary each region, both technical socio-economic aspects. However, with right strategy technology, these problems can ove...

Recycling of products has a great impact on contemporary sustainable business strategies. In this study, recycling process in production-inventory model for an imperfect production system with fixed ratio recyclable defective is introduced. The piecewise constant demand rates the non-defective items are considered under run-time, off-time positive stock, and shortages varying conditions. Based ...