نتایج جستجو برای: current state of climate
تعداد نتایج: 21276203 فیلتر نتایج به سال:
Background and Aim: Safety climate is a psychological phenomenon and a sub-component of safety culture, which is usually reflected in the shared workforce's perceptions about the state of safety at any particular time. It can provide an indication of the priority of safety in an organization with regard to other priorities such as production or quality. The objective of this study was to assess...
a novel and ultra low cost isfet electrode and measurement system was designed for isfet application and detection of hydronium, hydrazinium and potassium ions. also, a measuring setup containing appropriate circuits, suitable analyzer (advantech board), de noise reduction elements, cooling system and pc was used for controlling the isfet electrode and various characteristic measurements. the t...
Global climate change may result in a wide array of social and environmental harms, and this prospect has given rise to an international treaty, the 1992 UN Framework Convention on Climate Change. Scientific uncertainties, nation state politics, and economic resistance had to be addressed before this landmark environmental agreement could be realized. However, questions remain about the foundat...
The climate system is, apart from anthropogenic forcing and other external perturbations, in a thermodynamically nonequilibrium steady-state. A major difference between fluctuations in nonequilibrium and equilibrium steady-states is that noneqilibrium steady-states violate time reversal symmetry. One manifestation is the presence of persistent probability currents, which form closed loops. In t...
In the individuals previously uninfected by M.tuberculosis, about 2 to 4 weeks after the vaccination, erythema around an area of induration appears. Approximately at the site of prick of injection a nodule shows up. Within 3 to 10 days time, it softens giving rise to a pustule. Bursting of the pustule in about 2 to 5 days after its appearance results in an ulcer 4 to 8 mm in size. This painless...
We estimate, for current and future climates, the annual probability of areally averaged hurricane rain of Hurricane Harvey's magnitude by downscaling large numbers of tropical cyclones from three climate reanalyses and six climate models. For the state of Texas, we estimate that the annual probability of 500 mm of area-integrated rainfall was about 1% in the period 1981-2000 and will increase ...
Understanding resource managers' perceptions of climate change, analytic capacity, and current adaptation activities can provide insight into what can help support adaptation processes at the local level. In California, where a major drought currently demonstrates some of the hardships that could be regularly encountered under a changing climate, we present results from a survey of drinking wat...
Temperature inversions are a common feature of the Arctic wintertime boundary layer. They have important impacts on both radiative and turbulent heat fluxes and partly determine local climate-change feedbacks. Understanding the spread in inversion strength modelled by current global climate models is therefore an important step in better understandingArctic climate and its present and future ch...
Looking at the type of groups that exist in most UK physics departments wouldnt lead you to believe that physics has a role to play in climate change research. Yet tucked away in earth sciences, geography and the occasional physics department across the country, physicists are making their contribution. The field of climate modelling is one where a physicists skills are vitally important, com...
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