Afrika jövőbeni élelmiszer-ellátása nyitott kérdés. Az eddigi, korunkbeli és prognosztizált népességnövekedés ütemével a kontinens mezőgazdasági termelése még klímaváltozás nélkül sem képes lépést tartani. A klímaváltozás csupán súlyosbító tényező. Bár a...

There are growing opportunities and demands for the use of biomass to provide additional renewables, energy for heat, power and fuel, pharmaceuticals and green chemical feedstocks. However, the worldwide potential of bioenergy is limited, because all land is multifunctional, and land is also...

The level of food security in South Africa is largely being influenced by income inequalities and food prices with a large part of the population that has access to food but do not have the financial means to obtain it. Despite ever increasing food inflation, South Africa is still adopting...

Agriculture’s reliance on irrigation and concerns over water scarcity raise the question of how global food output and trade could be affected if the issue of water shortfall needs to be resolved on the back of agriculture. To understand changes in food production and international...

We empirically address the implications of biofuel policy regarding major grains, to the subsequent evolution of the markets for calories from the three major grains, maize, wheat and rice. The implied market variables, namely, market price, consumption, and stocks, using a structurally...

This paper builds a model determining optimal capacities of diversion dams or water transfer projects. The model incorporates stochastic inflows to the dams and the role of the dam capacity in reducing overflows, and gives a closed-form expression of the marginal benefit of capacities....

Japan, with a population of about 125 million, is a major importer of agricultural products. Japan's mountainous topography limits the area available for farming, with a total cultivated land area of around 4.8 million hectares. Farm holdings are small, averaging just over 1.5 hectares. Japan...

Az Európai Bizottság úgynevezett ILUC javaslata kapcsán (Indirect Land Use Change, azaz indirekt földhasználat változás) felerősödtek azon vélemények, amelyek az élelmiszer termelést és az üzemanyag előállítást éles ellentétbe állítják. Az európai szabályozás...

Agriculture is one of the major branches of the economy in Nigeria, the most populous country in Africa. It employs around 70% of the population and its contribution to the national GDP ranges around 45% (2012). In spite of the fact that most of the area is arable the majority of food, the...