نتایج جستجو برای: macro environmental
تعداد نتایج: 398472 فیلتر نتایج به سال:
In the last decade we have realized that plastics use every day, and for practically everything, may be biggest environmental polluters humans ever released to environment (EU DG, 2011). Since first reports of plastic pollutions, learned so much about issue. Macro micro pollution topics been extensively studied, investigated, regulated, in some cases litigated (Uren Webster et al., 2020)(Barnes...
Organizational agility (OA), as a key dynamic capability, is a firm’s ability to enable sensing environmental changes and responding efficiently and effectively to them. This study explores this topic further by analyzing the part played by the information systems capabilities (ISC) variable as an antecedent of OA, and absorptive capacity (AC) as a mediator construct. Furthermore, we test the n...
Shear stress is a ubiquitous but obscure environmental cue in perfusion stem cell cultures, especially under selfrenewing (pluripotency maintenance) conditions. We used a multiplex microfluidic array, which overcomes limitations in shear application throughput and precision faced by macro-perfusion systems, to comprehensively study shear effects on self-renewing mouse embryonic stem cells. When...
This paper provides an overview of key governance issues of relevance to the upstream oil and gas industry in Canada. The focus is on implications of Canada’s constitutional organization as a federation. Regulatory structures and provisions are described, as are revenue-sharing arrangements. Challenges for macro-economic management and for the environmental regulation of activities relating to ...
Short rainfall, elevated rates of evaporation, exhaustion of underground water levels and highly inconsistent stream flow regimes have encouraged the construction of big dams and other water regulating infrastructure development resulting in degradation of river ecosystems. These major changes transform and reduce the biological composition of rivers, isolating populations of aquatic life and t...
Entrepreneurs face a wide variety of uncertainties in managing new or small businesses. Uncertainty can potentially magnify the liability of newness faced by younger businesses, as well as the challenges that smaller businesses face in having adequate resources to maintain performance. Here we present a model of environmental uncertainty tied to industry, geographic and macro-level effects. We ...
There are varieties of factors which can affect wool (macro and micro elements of wool) in sheep directly or indirectly. Genetic and environmental factors are major factors influencing wool quality and quantity. There are some bacterial, viral, fungal and espically parasitic diseases which also affect the wool. Other factors are exogenous chemicals, hormones, weather and photo period. In the pr...
1.1 The biodiversity mapping problem Mapping the distribution of elements of biodiversity is essential to any planned approach for allocating resources to conservation, as well as to understand macro scale evolutionary processes. For well studied areas, ‘point’ data from observed locations of each species may provide sufficient information. For well studied species, a range of modelling techniq...
Global climate change is hitherto the most serious environmental problem, and China’s CO2 emissions reductions have been one of the hottest problems discussed in the world. This paper quantifies the impacts of different abatement policies on economy based on a modified MACRO model. The empirical results show that CO2 direct emissions control with the most serious GDP loss is the most effective ...
Complex disorders are common in the human population and are caused by interplay between genetic and environmental factors. Therefore the quest for the genetic basis of such disorders has much similarity to deciphering the genetic basis of macro-evolutionary processes, such as speciation. Here I discuss conceptual connections between the principles underlying and processes occurring in disease ...
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