نتایج جستجو برای: today as freshwater resources become scarcer
تعداد نتایج: 5870903 فیلتر نتایج به سال:
fish diversity in freshwater perennial water bodies in east midnapore district of west bengal, india
present survey synthesized information on fish biodiversity in the perennial freshwater body of ramnagar, east midnapore district of west bengal, india. we documented 45 fish species under 29 genera, 18 families and 8 orders during the periods from1990 to 1995, whereas, 34 species from 21 genera and 12 families under 7 orders were recorded presently from freshwater body of different perennial p...
Purpose – Citation and ranking information are becoming key aspects of knowledge management in academic and research institutions. By examining changing user needs and products, this paper aims to encourage information professionals to better understand and manage these resources and better respond to user needs. Design/methodology/approach – Literature reviews, work with faculty clients and in...
In this article we reflect on how freshwater research has evolved in South Africa from its beginnings in the early 20th century and how it has altered over time to align with the post-1994 socio-political environment. We situate aquatic science within a research question to explore why aquatic science has developed in the manner it has done, providing some of the broader environment of politica...
The ecological consequences of climate change and its interaction with other environmental pressures, such as nutrient pollution, are little understood. For freshwater ecosystems, knowledge of these combined effects is required for water resource management and in particular for successful implementation of the European Community Water Framework Directive 2000, which requires that all surface w...
Water resources are the greatest blessing that nature has bestowed upon mankind. This non-renewable resource is becoming scarcer day by day, and predictions say third world war for water could break out. So there a lot of scope conservation recycle wastewater. As per literature review an attempt can be made to divert wastewater into construction industry as mixing curing concrete. With this one...
Microbial diversity is an important constituent of an overall global biological diversity present in this planet. Microbial diversity that we observe today is the consequence of nearly 4 billion years of evolutionary change. Apart from several niches present in earth, the freshwater lakes are important habitats for diverse microbial communities. Freshwater and marine environments differ in many...
Today, e-commerce has become a top priority for organizations. By getting use of the Internet, organizations can significantly influence the attitudes of their customers and encourage them to benefit from the services provided by them. Consequently, organizations can affordably become a leader in the market, supply, delivery, and service. Furthermore, development of e-commerce in all existing...
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