El índice de erosividad (EI30) y su espacialización fueron determinados para las cuencas de contribución del sistema hidroeléctrico de la reserva Cachoeira Dourada, localizada entre los Estados de Goias y Minas Gerais, limitada por las coordenadas 640000-760000 m W. y 7910000-7975000 m S. UTM…
This paper discusses the competition for land resources and the issue of land-use change due to the rising demand for food and energy, specifically for the transport sector. The linkages between land, food, and energy become particularly complex within the context of climate change. This is not…
Recent increases in the level of agricultural commodity prices and the resulting demand for land has been accompanied by a rising interest in acquiring agricultural land by investors. This paper studies the determinants of foreign land acquisition for large-scale agriculture.
The paper…
Recent discussions on REDD+ (Reducing Emissions from Deforestation and Forest Degradation, plus conservation, sustainable management of forests and enhancement of forest carbon stocks) have raised optimism about reducing carbon emissions and deforestation in tropical countries. If approved under…
Na sociedade contemporânea são grandes as preocupações frente às alterações ambientais e a maneira como as relações humanas estão entrelaçadas a esta problemática. O acelerado desenvolvimento científico e tecnológico baseado na utilização de recursos da biodiversidade e no conhecimento de…
Az élelmiszerárak növekedése 2006–2008 között a világ egyes térségeiben zavargásokhoz és a politikai stabilitás megrendüléséhez vezetett. Különösen fejlődő országokban súlyos a helyzet, ahol a legszegényebb rétegek jövedelmük döntő hányadát élelmiszerekre költik. Az agrárpiacokon a kereslet vált…
El tema del calentamiento global y sus consecuencias pone en el orden del día la discusión sobre la protección y el control de la región amazónica al mismo tiempo que cuestiona la posibilidad del desarrollo sostenible bajo el capitalismo. En Brasil, Lula defiende la Amazonía en palabras, pero en…
The state of Mato Grosso in Brasil faces environmental challenges since agricultural developments threaten biodiversity and other environmental values. The mission of the state university of Mato Grosso (UNEMAT) is to contribute to the knowledge needed for the sustainable development of the…
A Web-based system is presented, integrating spatial information from remote sensing images, GPS measurements and inventory data. Monitoring, research and management of the grape production at Rio Grande do Sul State, Brazil (624,000 metric tons in 2006) can be done through a system entirely…
Even though recent discussions on food prices and indirect land use change point atpotential conflicts associated with the production of biofuels the appraisal of biofuels as an effective instrument to slow down climate change and reduce energy dependency still prevails. The EU Renewable Energy…