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In recent years, bioeconomy strategies have been implemented and adapted internationally. In the bioeconomy, materials are to a certain extent circular by nature. However, biomaterials may also be used in a rather linear way. Lately, a transition towards a circular economy, a more restorative...
Persistent link: https://www.econbiz.de/10014323774
Biodiesel is a promising sustainable alternative to non-renewable petrodiesel. In this work, oils extracted from … microalgae are used for biodiesel production. To simplify the process, the extraction of the oils and their reaction are made to … (35-50 °C), reaction time (2-6 h), and methanol:oil (M:O) molar ratio (8:1-16:1) on biodiesel yield were investigated …
Persistent link: https://www.econbiz.de/10012651922
The increase in the world's energy demand has contributed to the emergence of new sustainable energy sources, such as microalgae, with their great potential to provide biofuels and other high value co-products for the food and health's markets. However, current biorefinery methodologies are...
Persistent link: https://www.econbiz.de/10012652138
It presents an effective bio-butanol production with various acid hydrolysis treatment strategies H2SO4, HCI and H3PO4 (1, 2, 3, 4 and 5%) from Nannochloropsis gaditana grown under different light intensities (40, 80, 120 and 160μmolm-2 s-1). Microalgae were cultivated at 24 ± 2 with f/2...
Persistent link: https://www.econbiz.de/10012652073
The growing impacts of climate change mainly due to the increasing emissions of GHG, especially carbon dioxide, has led to the development and implementation of specific strategies and policies to reduce them. Carbon capture and utilization (CCU) is currently seen as a good option, as it...
Persistent link: https://www.econbiz.de/10012652085
biodiesel from microalgae, several studies have been published making use of the Life Cycle Assessment (LCA) methodology, which … materials consumption are used to create an inventory of inputs and outputs for biomass cultivation and biodiesel production, in … biodiesel it is necessary about 12 kg of dried algae biomass. This study supports the decision-making process in biofuel …
Persistent link: https://www.econbiz.de/10012652125
Dieser Arbeitsbericht analysiert die Stoffströme des deutschen Biokraftstoffsektors für das Jahr 2007. Zahlreiche Statistiken wurden ausgewertet, um prozentuale Aussagen treffen zu können wie viel Rohstoffe in die Biokraftstoffproduktion und weitere energetische Verwendungen floss im...
Persistent link: https://www.econbiz.de/10010302608
In der deutschen und europäischen Klimapolitik hat der Humusaufbau und -erhalt in den letzten Jahren immer mehr an Bedeutung gewonnen. In diesem Kontext sollen in dem HumusKlimaNetz Maßnahmen zum Humusaufbau in der Praxis erprobt werden. Um den beteiligten Betrieben mögliche Maßnahmen zur...
Persistent link: https://www.econbiz.de/10014476200
This paper proposed a methodological framework for the assessment of carbon stocks and the development and identification of land use, land use change and land management scenarios, whereby enhancing carbon sequestration synergistically increases biodiversity, the prevention of land degradation...
Persistent link: https://www.econbiz.de/10010312560
As policy makers consider stringent targets for greenhouse gas emissions, integrated assessment models are increasingly relying on biomass energy as a critical energy source. However, it is not clear how much woody biomass to expect across time and across the planet. The integrated assessment...
Persistent link: https://www.econbiz.de/10010313212