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BACKGROUND: The Kingdom of Jordan belongs to the ten water scarcest countries in the world, and climate change is likely to increase the frequency of future droughts. Jordan is considered among the 10 most water impoverished countries in the world, with per capita water availability estimated at 170 m per annum, compared to an average of 1,000 m per annum in other countries. Jordan Government has taken the strategic decision to develop a conveyor system including a 325 km pipe to pump 100 million cubic meters per year of potable water from Disi-Mudawwara close to the Saudi Border in the south, to the Greater Amman area in the north. The construction of the water pipeline has started end of 2009 and shall be finished in 2013. Later on, the pipeline could serve as a major part of a national water carrier in order to convey desalinated water from the Red Sea to the economically most important central region of the country. The conveyor project will not only significantly increase water supplies to the capital, but also provide for the re-allocation of current supplies to other governorates, and for the conservation of aquifers. In the context of the Disi project that is co-funded by EIB two Environmental and Social Management Plans have been prepared: one for the private project partners and one for the Jordan Government. The latter includes the Governments obligation to re-balance water allocations to irrigation and to gradually restore the protected wetlands of Azraq (Ramsar site) east of Amman that has been depleted due to over-abstraction by re-directing discharge of highland aquifers after the Disi pipeline becomes operational. The Water Strategy recognizes that groundwater extraction for irrigation is beyond acceptable limits. Since the source is finite and priority should be given to human consumption it proposes to tackle the demand for irrigation through tariff adjustments, improved irrigation technology and disincentive to water intensive crops. The Disi aquifer is currently used for irrigation by farms producing all kinds of fruits and vegetables on a large scale and exporting most of their products to the Saudi and European markets and it is almost a third of Jordan's total consumption. The licenses for that commercial irrigation were finished by 2011/12. Whilst the licenses will be not renewed the difficulty will be the enforcement and satellite based information become an important supporting tool for monitoring. OUTLOOK: The ESA funded project Water management had the objective to support the South-North conveyor project and the activities of EIB together with the MWI in Jordan to ensure the supply of water for the increasing demand. EO Information provides a baseline for land cover and elevation and support the monitoring of further stages. usw.
The aim of BioBuild is to use biocomposites to reduce the embodied energy in building facade, supporting structure and internal partition systems by at least 50Prozent over current materials with no increase in cost. This will lead to a step change in the use of sustainable, low carbon construction materials, by replacing aluminium, steel, FRP, brick and concrete in buildings. Facades are widely used in construction, primarily to protect and insulate the internal structure. Internal partitions are used to divide space, carry utilities and provide thermal and acoustic insulation. The current materials used such as aluminium, steel, brick and concrete are energy intensive to produce and have high embodied energy. FRP is an alternative construction material, benefitting from low weight, formability and simple manufacturing, allowing low material content structures and innovative design. However, typical resin and glass fibre are non-renewable, energy intensive to synthesise. Biocomposites overcome these drawbacks, whilst maintaining the benefits, being based on natural fibres and bioresins which have low embodied energy and cost. Biocomposites are renewable and sustainable resin and reinforcement structures. The resins in this project are furan and cashew nut oil based with reinforcing fibres of flax and jute. Bast fibres have lower environmental impacts than glass, concerning climate change and energy but have similar properties. Biocomposites are used commercially in automotive interior parts, but for outdoor applications they can degrade due to moisture absorption and bio-degradation. BioBuild will develop biocomposites and construction products with a life span of 40 years, by protecting the fibres with novel treatments and coatings. The result of the project will be a low cost, lightweight, durable and sustainable biocomposite building system, with full technical and environmental validation, offering low embodied energy construction materials.
This SNF proposal seeks funding for the continuation of the Swiss contribution to the Lake Van Drilling Project executed by the International Continental Scientific Drilling Program (ICDP). Among other previous Swiss ICDP engagements, the Lake Van Drilling project was pivotal in triggering the newly established SNF-supported Swiss membership in ICDP. Further, the SNF Swiss contribution is a central building block of the entire ICDP PaleoVan initiative. Lake Van is the fourth-largest terminal lake in the world, extending 130 km WSW-ENE 1674 m above sea level on a high plateau in eastern Anatolia, Turkey. The lake is surrounded by active volcanoes within a tectonically active area and it is known to accumulate fluids emanating from the Earths mantle. The partly annually-laminated sedimentary record down to 220 m depth recovered from Lake Van during the ICDP PaleoVan drilling operations in 2010 has been shown to be an excellent palaeoclimate and palaeoenvironment archive. The continuous, high-resolution continental sequence, which covers several glacial-interglacial cycles (greater than 500 kyr), represents a unique possibility to investigate in detail the climatic, environmental, and volcanic changes that occurred in the Near East, the cradle of human civilization, during much of the Quaternary Period. Furthermore, the sediments contain an invaluable record of past earthquake activities, allowing the construction of a catalogue of prehistoric earthquakes and making it possible to study fluid transport in the continental crust that was triggered by seismic events. In this context, the societal vulnerability of the area to seismic hazards was dramatically documented by the occurrence of the devastating earthquake of magnitude 7.2 close to the city of Van on 23 October 2011 (hereafter referred to as the VE11 earthquake). This unfortunate and tragic event offers a unique opportunity to calibrate the past seismic events recorded in the sediments of Lake Van and the related emission of fluids from the solid earth to a modern seismic analogue. Sediment and fluid transport triggered by this major seismic event need to be quantified in order to calibrate the sedimentological record, which is targeted by the follow-up field campaign proposed within this project extension. The continuation of the Swiss initiative, embedded in the overarching ICDP drilling project on Lake Van, encompasses all the 5 initial research modules (A-E) of the ongoing SNF project (200021-124981). Within this proposal extension, the extended modules (A*-E*) will focus on key issues and new developments that expand the initial topics, with a special emphasis on the recent major earthquake VE11 and its biogeochemical and sedimentological implications. At the same time, this extension will also allow the results that have already been acquired to be further analysed and written up for publication by the project team. A large number of publications is foreseen. (...)
The goal of this study was to enable a prognosis on the future rainfall conditions of the Nile Equatorial Lakes regions by delivering time-series of monthly rainfall sums for the time-period from 2021 to 2050 that can be used for all kinds of applications. One example might be the dimensioning of hydraulic structures. In these very long lasting investments, future climatic conditions have to be considered during present planning and construction.The principal sources of information on future climate conditions are General Circulation Models (GCMs). These are physically based atmospheric models that resemble a numerical weather prediction system but on a much coarser scale. This forecast cannot be perfect. Especially, it cannot predict single values, e. g. if January 2050 will be rather wet or dry, but only climatic references, i.e. state, if Januaries in general will become wetter or dryer in the future. Even if the predictions of a GCM were perfect, its output could not be used directly for hydrological purposes, due to its coarse resolution. The monthly precipitation values that are provided by the GCM present the spatially averaged precipitation over a grid cell of several thousand square kilometres. This 'block rainfall' can differ significantly from rainfall measured at the ground. Rain gauges are influenced by local effects like micro climatic conditions or orographic effects of mountain ranges that GCMs are not able to resolve.This study combined the information from different data sources. As global trend information, monthly precipitation values from two GCMs (ECHAM5 and HadCM3) were used. Three CO2-emission scenarios (A1b, A2 and B1) were considered in this data. As local ground reference observed monthly rainfall sums from several rain gauges in East Africa as well as from three reanalysis projects (Climate Research Unit, University of Delaware and GPCC) were used.At each rain gauge or observation point in the reanalysis a technique called 'Quantile-Quantile-Transformation' was applied to establish a relationship between the Cumulative Distribution Function (CDF) of the GCMs and that of the ground references during the calibration period from 1961-1990. The CDFs were fitted by non-parametric Kernel-Smoothing. To account for potential shifts in the annual cycles of GCMs and ground references, the transformations was done separately for each month.Assuming that the relation between Global Model and local response will be constant in the future, the global predictions of the GCM can be downscaled to local scale, leading to future rainfall scenarios that are coherent with observed past rainfall.Combining the data from three CO2-emission scenarios of two GCM with three reanalysis data sets, an ensemble of 18 different rainfall time-series was created for each observation point. The range of this ensemble helps to estimate the possible uncertainties in the prognosis of future monthly precipitation sums from 2021 to 2050.
This follow-up project aims to reconstruct natural (climatic) and anthropogenic-induced hydrological changes and to provide new insights on the anthropogenic pollutants emitted in European environment over the last centuries, by focusing on: (1) The largest freshwater lake of Western Europe (Lake Geneva) and especially on industrial (trace metals) and microbial (pathogenic bacterial activity and resistance to antibiotic) pollution in the Vidy Bay; where are discharges the treated wastewaters of Lausanne since 50 years. (2) A drinking reservoir (Lake Brêt) in order to evaluate the impacts of agricultural activities and sewage emissions on the pollution of drinking water in Switzerland over the last century. Results demonstrate a slight enrichment in anthropogenic heavy metal since the 1950s but an additional (agricultural) source of copper during the last decade. In the absence of industries in the catchment, the records of DDT and PCBs highlight the long-range atmospheric transport of POPs that contaminated rural water resources via catchment runoff. (3) Human impact on the deposition of anthropogenic and natural trace element fluxes were measured in sediment cores from Lake Biel and from two upstream lakes (Lake Brienz and Lake Thun), all three connected by the Aare River. Results indicate that that the construction of sediment-trapping reservoirs significantly decreased regional riverine sediment discharge. Radiometric dating of the sediment core from Lake Biel furthermore identified hydrological releases of anthropogenic radionuclides from the nuclear reactor of Mühleberg located at ca.15 km from Lake Biel. Five publications (in refereed journals) directly resulting from this follow-up proposal are in process of publication.
Objective: Increasing awareness by the public opinion about environmental issues, energy and material conservation at all stages of product life (from raw materials to disposal/recycling) is putting the industry in general and the transport industry in particular under increased pressure to reduce CO2 emissions and save energy. Environmental protection and safety will be increasingly influenced by legislation. The European transport industry is estimated to generate 22 percent of the carbon dioxide emission. As the car population is expected to grow 40 percent by the year 2010 new tough targets for reducing emissions by 30 percent in 2010 are being set by the EU, against the state of the art technologies of 1995. It is generally agreed by the industry that reductions of this size will require a change in current technologies. Multi-material technology (sandwich and/or hybrid materials) is becoming increasingly important in new vehicle design. Public service vehicles (buses and coaches) are regarded as primary targets for application of sandwich construction and multi-materials. Public service vehicles (PSV) play a major role in the transportation industry of both industrialized and developing countries. The proposed project will be focused on the development of a novel technology to manufacture bus/coach bodies using sandwich multi-material panels. The main overall objectives of the project are: - Solving the problem of reducing weight and production costs of land transport vehicles through the development of a technology of modular bus/coach construction, using 'all composite' multi-material sandwich panels instead of steel/aluminium space frame lined with sheets of different materials. - Devise design methodologies that reduce production lead time through reduction of number of components, functional integration, and allowance for dismantling, easy repair and recycling. Primce Contractor: INEGI - Instituto de Engenharia Mecanica e Gestao Industrial, Leca do Balio, Portugal.
Flowering time is strongly regulated by the circadian clock, which drives photoperiodic flowering. We recently explored natural allelic diversity of the clock in the dicot Arabidopsis and found a 'memory' of the proceeding environment. Furthermore, we showed that clock variation has a large role in directing flowering time under field conditions. Cloning of one circadian quantitative trait locus revealed variation at the flowering-time gene EARLY FLOWERING 3 (ELF3). Here we will further explore allelic variation in clock genes to define key loci that direct photoperiodic flowering. Firstly, we will complete the construction of new Arabidopsis recombinant inbred populations derived from accessions originating from extremely differing latitudes, and map the genomes of these lines at kilobase resolution. These populations will be scored for variation in the clock and flowering time; dynamic correlations will be constructed. Together, components underling clock-gene variation that directs seasonal flowering will be identified. Secondly, we will examine the molecular genetics of circadian control of flowering in the monocot barley using existing and newly generated variation at barley ELF3. This gene is the likely direct regulator of the seasonality locus Ppd-H1. This second program should reveal dicot/monocot clock conservations and identify allelic variation at the circadian-clock gene ELF3 that could be directly used in barley breeding programs.
Objective: The Wave Dragon is a slack-moored wave energy converter of the overtopping type. It is by far the most powerful wave energy converter and at the same time one of the most energy efficient and economic devices under development today. Since March 2003 a 20kW scale 1:4.5 prototype of a 7MW Wave Dragon has been tested as the world's first floating grid connected wave energy converter. The project will develop the Wave Dragon technology further from the tested all steel-built 20kW prototype to a full size composite built 7MW unit and by testing validate the technical and economic feasibility. The RTD-part of the project will: - Develop Wave Dragon's energy absorbing structure, the low head turbine power take-off system and the control systems. An additional reservoir placed above the existing reservoir level will also be developed. The result of these changes to the overall design will be a significant increase in power production and a reduction in O&M cost. The development of the 7MW unit will be based on the knowledge base established through the tests with the 20kW prototype and the design process will comprise several innovative elements utilizing the O&M experience from the 20kW prototype tests. - Develop cost effective construction methods and establish the optimal combination of in situ cast concrete, post- stressed reinforcement and pre-stressed concrete elements - Develop new supplementary environmental friendly water hydraulic power take-off systems - Demonstrate reliable and cost effective installation procedures and O&M schemes - Establish the necessary basis for design codes and recommendations for floating multi MW wave energy converters. The test program will demonstrate the availability, power production predictability, power production capability and medium to long term electricity generation costs at 0.052EUR/kWh in a wave climate of 24kW/m, which could be found relatively close to the cost at the major part of the Atlantic coast.
Ultra-High Performance Fibre Reinforced Concretes (UHPFRC) are characterised by a very low water/binder ratio, high binder content and an optimized fibrous reinforcement. These new building materials provide the structural engineer with an unique combination of extremely low permeability, high strength and tensile strain hardening behaviour in the range of ductile metals (up to 0.2 Prozent at localization) and excellent rheological properties in fresh state. Recent research works with UHPFRC have demonstrated that these materials were perfectly well suited and best adapted for applications in composite UHPFRC-concrete structures. All this however was established for UHPFRC made with pure Portland cements. The rapidly growing interest for the use of these materials for new constructions or improvement of existing structures has triggered major industrial efforts to provide optimized UHPFRC recipes (binders and fibrous mix) from locally available components. More specifically, the optimization of the binders (type and content) and fibrous mix in such recipes would dramatically facilitate the penetration of these products on the market. On another hand, it is well known that the use of blended cements with mineral additions presents significant advantages for usual concretes and more recent ones such as self-compacting concretes,. Among those industrial by-products, Ground Granulated Blast Furnace Slag (GGBFS) appears to be a promising solution for use in UHPFRC, for its widely spread availability and excellent properties in fresh state and at long term as hydraulic binder. The objective of this research is to study UHPFRC mixes with binders containing high dosages of GGBFS, and to determine an appropriate amount of cement replacement by slag which does not compromise the excellent properties of UHPFRC achieved actually with pure Portland cement (high early age strength, low drying shrinkage, moderate autogenous shrinkage, significant viscoelasticity, tensile hardening behaviour and self-healing capacity). The project will involve (1) experimental studies performed on materials at early age and long term (2) theoretical modelling and numerical simulations, for various kinds of UHPFRC recipes with or without blended cements. The results will be directly beneficial to end users in the form of recommendations for the industrial development of 'green' UHPFRC recipes with high amounts of cement replacement by GGBFS. As such, benefits can be expected at three levels: economical, with cheaper UHPFRC materials, ecological with significant reduction of the gas emissions associated with cementitious materials with a high cement dosage, and societal with the emergence of a new family of green Advanced Cementitious Materials, adapted for the improvement of existing structures, in order to reduce dramatically the burden of multiple interventions during their service life, in a sustainable way.
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