Showing 41 - 50 of 86,396
This paper reviews the evidence on the socio-economic impacts of GM crops and analyzes whether there are patterns across space and time. To this end, we investigate the effect of GM crops on farm-level costs and benefits using global data from more than one decade of field trials and surveys....
Persistent link: https://www.econbiz.de/10009025201
Members of the genus <em>Dioscorea, </em>food yams, were introduced to Jamaica from Africa during the slave era and have remained a staple in local diets and national cuisine. Yam cultivation has also been an important economic activity providing employment for thousands of rural Jamaicans. Until the...
Persistent link: https://www.econbiz.de/10009025204
The crops that we grow for food need specific climatic conditions to show better performance in view of economic yield. A changing climate could have both beneficial and harmful effects on crops. Keeping the above view in mind, this study is undertaken to investigate the impacts of climate...
Persistent link: https://www.econbiz.de/10011122489
This paper investigates the state of food security in Romania and its place in the world. We analysed the level of food security indicators for 1990–2012, in Romania, and their average levels worldwide. References are also made to developed and developing countries. The research seeks to...
Persistent link: https://www.econbiz.de/10011093798
Just how influential is rainfall on agricultural production in the Sudan-Sahel of Africa? And, is there evidence that support for small-scale farming can reduce the vulnerability of crop yields to rainfall in these sensitive agro-ecological zones? These questions are explored based on a case...
Persistent link: https://www.econbiz.de/10011029852
There is a concern that agriculture will no longer be able to meet, on a global scale, the growing demand for food. Facing such a challenge requires new patterns of thinking in the context of complexity and sustainability sciences. This paper, focused on the social dimension of the study and...
Persistent link: https://www.econbiz.de/10011029869
With the growing demands from a population expected to reach 9 billion people by 2050, it is unclear how our current global food system will meet future food needs. Ensuring that all people have access to adequate and nutritious food produced in an environmentally and socio-culturally...
Persistent link: https://www.econbiz.de/10011030040
This study investigates the impact of climate change and land use change on water resources and food security in Jordan. The country is dominated by arid climate with limited arable land and water resources, where the per capita share of water is less than 145 m<sup>3</sup>/year. The study focused on crop...
Persistent link: https://www.econbiz.de/10011030197
The loss of genetic diversity of thousands of plants and crops has been well documented at least since the 1970s, and has been understood as a result of epistemological and political economic conditions of the Green Revolution. The political economic arrangement of the Green Revolution,...
Persistent link: https://www.econbiz.de/10011030199
Since the “peak phosphorus” concept emerged in 2007, concerns about the future availability of phosphate rock have funneled into a growing number of actions, often in the form of new and innovative platforms focusing on phosphorus sustainability. This trend seems to continue on different...
Persistent link: https://www.econbiz.de/10011030238