In the past years biofuels have received increased attention since they were believed to contribute to rural development, energy security and to fight global warming. It became also clear, though, that bioenergy cannot be evaluated independently of the rest of the economy and that national and...

Marine and permafrost-based methane hydrates are the largest existing fossil carbon resource, whereby the marine deposits far outweigh the terrestrial ones. Their broad geographic distribution, especially in comparison to oil and conventional gas, make them a promising future source of energy....

Die langfristigen Klimaschutzziele sehen bis zum Jahr 2020 im Vergleich zu 2008 eine Senkung des Primärenergieverbrauchs um 20% vor, bis zum Jahr 2050 wird eine Senkung um 50% angestrebt. Zur Erreichung dieser Ziele stehen zunehmend Maßnahmen zur Steigerung nachfrageseitiger Energieeffizienz...

The development of the agricultural sector and the improvement of the food security situation are seen as essential components to sustainable development in Africa. However, continuing population growth, impacts of climate change and environmental degradation add to an unprecedented combination...

The increasing use of demand-side management as a tool to reliably meet electricity demand at peak time has stimulated interest among researchers, consumers and producer organizations, managers, regulators and policymakers, This research reviews the growing literature on models used to study...