نتایج جستجو برای: today as freshwater resources become scarcer
تعداد نتایج: 5870903 فیلتر نتایج به سال:
Technological and economic innovations cannot respond to all social challenges. Natural material resources are becoming ever scarcer, so it is necessary use investment assets, maximizing efficiency. It a major task address the backwardness originating from regional disparities create opportunities for catching up in peripheral regions. The study, based on process-oriented model defined our prev...
For the first time in many years, Management Information Systems (MIS) students and faculty are seeking ways to improve full-time job placement for program graduates. Due to sharp IT budget cuts, the slowing economy, and outsourcing, job opportunities for MIS graduates have become scarcer than ever before. In addition to achieving good academic performance, MIS students have adopted aggressive ...
Algae are widely present in freshwater environments, such as lakes and rivers, where they are typically present as micro-organisms – visible only with the aid of a light microscope. Although relatively inconspicuous, they have a major importance in the freshwater environment, both in terms of fundamental ecology and in relation to human use of natural resources. This book considers the diversit...
peace and national security protection and ironic solving of international conflicts become the preliminary foundation of the united nations charter and had been considered as the main responsibilities of the security council, after world war ii and the establishment of united nations organization. therefore, the security council enables to analyze every kind of conflicts and challenges which ...
T recent past has shown two parallel developments: the water resources community discovered the relevance of supply chain thinking for water resources management and freshwater allocation, while the life cycle assessment (LCA) community recognized the importance of water use and included those related impacts in LCA studies. The water footprint concept was introduced by Arjen Hoekstra as an ind...
Matching the trend seen among the major large rivers of the globe, the Amazon River and its tributaries are facing aquatic ecosystem disruption that is affecting freshwater habitats and their associated biodiversity, including trends for decline in fishery resources. The Amazon's aquatic ecosystems, linked natural resources, and human communities that depend on them are increasingly at risk fro...
plagiarism in esl/efl learning contexts has been established as a dynamic and multi-layered phenomenon and has become a topic engaging many researchers in a heated debate in recent years. comparisons of student-generated texts with their source texts have shown that students rely on source texts in their writings and copying is a major strategy used by both l1 and l2 writers. in our country a...
Freshwater flows have an important influence on the balance of fish species in estuaries. As well as supporting general ecosystem health, these flows are also necessary to comply with Australia-wide legislation aimed at the sustainable management of water resources. The Coastal Zone CRC and Fisheries Research and Development Corporation (FRDC) instigated the ‘environmental flows for estuaries’ ...
Nowadays, water and energy resources are becoming scarcer due to the inefficient use of these vital in agricultural irrigation worldwide. The unique solution this problem is application smart technology distribution systems. But most pivot weir installations systems have not access power a remote location from line. This requires developing low-power system for level flow measurement control op...
Freshwater resources around the world are under increasing pressure from agricultural activities. As a result, regulatory frameworks on-farm environmental compliance have become more complex. Consequently, farm plans which been used in New Zealand to identify risks and develop mitigation strategies for freshwater quality can be time consuming costly monitor. Using semi-structured interviews, th...
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