Suche
Anzeige der Dokumente 51-60 von 338
Natural resource degradation and famine in Ethiopia
(Univ. Flensburg, 2000)
Quantifying longevity and circularity of copper for different resource efficiency policies at the material and product levels
(
- Journal of Industrial Ecology
, 2021-02-06)
Resource efficiency strategies are emerging on policy agendas worldwide. Commonly, resource efficiency policies aim at decreasing losses at the waste management stage and, thus, diverge from public interest in more ...
Dynamik des Stickstoffhaushaltes einer Sand-Braunerde nach vierjähriger Brache in Abhängigkeit von der landwirtschaftlichen Nutzungsintensität
(Univ. Dresden, 2005)
Um für ertragsschwache, sandige Böden des mitteldeutschen Agrarraumes Aussagen bzw. Empfehlungen hinsichtlich einer ökologisch vertretbaren Wiederinbetriebnahme brachgefallener Flächen treffen zu können, wurden auf einem ...
Ermittlung designrelevanter Belastungsparameter für Offshore-Windkraftanlagen
(Univ. Köln, 2008)
In der vorliegenden Arbeit werden Ergebnisse von Messungen der Wind- und Turbulenzverhältnisse zwischen 30 und 100 m Höhe über See im Gebiet der Deutschen Bucht auf Basis von vier Jahren Daten präsentiert. Die mittleren ...
Potential Analysis for Further Nature Conservation in Azerbaijan: A Spatial and Political Investment Strategy
(Geozon Science Media, 2009-12)
Financed by the MAVA Foundation (Switzerland), the Michael Succow Foundation (MSF), in cooperation with various experts from Azerbaijan, conducted a detailed gap analysis of potential future protected areas in Azerbaijan. ...
Gold Trade and Gold Mining in the 15th to 18th Century at the Gold Coast (Ghana) and the Activities of the Brandenburg-Prussians
(
- Zeitschrift der Foerderer des Bergbaus und des Huettenwesens
, 1986-05)
Since 1980 the Institute of Mining and Geosciences of the Technical University of Berlin carried out an educational project at the University of Science and Technology (UST) in Kumasi and the UST School of Mines in Tarkwa, ...
Impact of biochar on nutrient supply, crop yield and microbial respiration on sandy soils of northern Germany
(
- European Journal of Soil Science
, 2021-02-08)
The application of biochar to agricultural soils to increase nutrient availability, crop production and carbon sequestration has gained increasing interest but data from field experiments on temperate, marginal soils are ...
The Power of Nature-Based Solutions: How Peatlands Can Help Us to Achieve Key EU Sustainability Objectives
(
- Advanced Sustainable Systems
, 2020)
Peatlands are lands with a peat layer at the surface, containing a large proportion of organic carbon. Such lands cover ≈1 000 000 km2 in Europe, which is almost 10% of the total surface area. In many countries, peatlands ...
Hydrologische Modellierung urbaner Nährstoffeinträge in Gewässer auf Flussgebietsebene
(Univ. Dresden, 2005)
This thesis describes the conception and implementation of the hydrological model ArcEGMO-URBAN and its application to the basin of the Havel river in north-eastern Germany. The model has been developed in order to make ...
Weitere Blattwespen (Hymenoptera: Symphyta) des Zoologischen Institutes der Universität Rostock, insbesondere aus den Sammlungen Jahn und Haupt
(
- Archiv Natur- und Landeskunde Mecklenburg-Vorpommern
, 2016-12-22)
Blattwespen des Zoologischen Institutes der Universität Rostock, insbesondere die Sammlungen Jahn und Haupt, wurden revidiert. Das Material aus den Familien Argidae, Cephidae, Cimbicidae, Diprionidae, Orussidae, Pamphiliidae, ...