In the article the mathematical model of the unset turbulent diffusion of hanging matter up is offered in a watercourse, got at the decision of differential equalization the method of eventual differences. Recommendations over for implementation of engineering’s calculations and example of the use of the offered model are brought at damping soils.
There are characterized bioclimatic, hydromineral, curative mud and thalassotherapeutical resources, peculiarities of natural reserve fund and other components of natural and recreational potential of Odessa region.
The classification of municipal solid waste (waste from the residential sector, municipal infrastructure and municipal agencies). General waste stream consists of easily-decomposed organic waste, bulky waste, potentially recyclable material resources (waste collection container) and hazardous waste, which can be used as secondary material resources.
The article deals with the issues of used power sources. The recycling of e-waste as one of the ways to solve the environmental pollution problem of used household power sources is considered. The methodical approach of the evaluation value of profit loss because of the absence utilization of primary batteries, which based on the definition of abstract damage caused by getting into the environment used batteries, is suggested.
European Union (EU) normative – legal framework in the field of waste management, methods and tools as well as the general principles and waste management schemes in the EU and Ukraine environmental policy problems in the field of waste management to policy are considered.
The modern state and economic consequences of climate change are assessed. The economic aspects of the stabilization of greenhouse gas concentrations in the atmosphere at a relatively safe level are investigated. Particular attention is given to the effects of climate change in Ukraine and analyzing the degree of exposure to these changes in different sectors of the economy.
Assessment model of agroclimatic resources made by A.M. Polevoy for the formation of crop productivity was adapted and modified to the spring barley. The parameters of the model and influence of agro-climatic conditions to the crop productivity are defined. Assessment of agroclimatic resources in the physiographic zones of the Odesa province for the period from 1980 to 2010 and the agroecological productivity categories (PY, MPY, IPY, YP) in relation to the spring barley is presented.
An analysis calculating the potential yield of winter wheat in the south of Ukraine in terms of mean growing season based agrochemical characteristics of the main types of soil zone. According to our calculations, the potential yield of winter wheat on soils of the south of Ukraine may take up to 46 kg/ha.
The changes of agroclimatic conditions of sunflowers growth and development in different climate change scenarios were discussed. The photosynthetic productivity, sunflower seeds yield fluctuations due to possible climate change in the eastern forest-steppe zone of Ukraine were evaluated using the model of sunflower crops productivity.
On example of Tarutino territory in Odessa has been implemented method of detailed assessment of agro-climatic resources in a limited area with heterogeneous underlying surface considering microclimate. Allocated microclimatic regions that differ in the resources of light, heat and moisture and freeze and frost conditions, due to the different elements of relief. Keywords: agro-climatic resources, types of underlying surface, the elements of relief, microclimate.
It is considered the agro-climatic conditions changing of grape growing in the Northern Black Sea. The estimation of wine grapes vegetative phase’s dates offset in the implementation of climate scenarios was done. Based on a model developed by the authors the yield estimated due to potential climate change.
In the article considers the scientific and methodological approaches to the improvement of parameters formulas of maximum runoff of rain and floods of spring floods.
It was conducted a synthesis and analysis in waters Kakhovka reservoir to investigate the impact on them of climate change over the past decade, on the basis of the actual meteorological data.
Characteristics of aridity (index SPEI) and characteristics of flow during the summer-autumn low water period on the example Savranka River are estimated. Using multiple linear regression model with stepwise selection of predictors links between established of low flow and drought are established.
To regulation design characteristics of the maximum spring flood runoff in the basin of the Southern Buh River was used structure, which is based on isochronous channel theory.
The basic characteristic of the module taken over land in flow, which in turn depends on the time of uneven slope coefficients tide, its duration, the form factors of trans formation hydrograph sand channel-floodplain regulation.
It was considered the features of physical properties of silty soils, which are forming the area of different facies: silty, rakusha, detritus of rakusha, dresva on-the-spot shallow sea-bottom and allowing to trace hydrodynamic situations, which are recreating 40-50-years-old stable circulations in the Kerch bay.
Results of adaptation, calibration and validation of the hydrodynamic model based on the open-source software Delft3D-FLOW to the conditions of the Tyligulskyi estuary are given. It is shown that the model correctly describes the variability of the thermohaline structure of waters in the estuary during spring-summer warming period with the use of field data for the 2010 and 2012. Between May and August 2010, a firmly established seasonal thermocline lasted throughout the computational period; in 2012, there was a significant weakening of the thermocline in May and June and to the beginning of August a quasi-homogeneous vertical thermal structure of waters was formed. A conclusion is made about the possibility of using the model for applications related to the development of the hydro-ecological management plan of the estuary.
Non-equilibrium Green’s functions method in matrix presentation is given with application to transport of electrons in quantum regime.
Within the refined 3-modal model of kinetic processes there is examined a photokinetics of the energy exchange in a mixture of CO2-N2-H2O atmospheric gases while passing powerful laser CO2 radiation through an atmosphere.
Within the chaos-geometric approach there are obtained improved data on the analysis and forecasting chaotic fluctuations in the time series of concentrations of nitrogen dioxide and sulfur dioxide in the atmosphere of the Gdansk region.
We use Bateman algorithm [1] to set exact solution of the linearized equations of motion for perturbation in vertical granular chain under the confinement. It is shown the wave dynamics is strongly influenced by boundary conditions and constitutive relations.
Found, that at interaction of acid chlorides of ortho-, peri-, cis- dicarboxylic acids with primary amines are formed appropriate isoimides. A series isoimides of 2,3-dichlorobut-2-enedioic acid was synthesized.
In article abilities of nonlinear processing signals of hydrometeorology data on functional rows and polynoms of Volterra base are researched.
Development of the special program interface is presented for operative work with water objects on administrative-territorial and pool principles and receipts of quantitative descriptions of object. The program interface of the system is organized in composition of a project “water _ objects.apr”. The functions of the system are organized in composition of the special script of “water _ script”.
The paper describes two-dimensional numerical modeling of light wave propagation in straight photonic crystals waveguides.
The paper analyzes the economic and environmental and socio-economic indicators of marine economy that make it possible to develop a system for monitoring the regional administration. Grounded connection of regional development and marine activities by improving economic and environmental monitoring.
This article substantiates the necessity of the land relations institutionalization experience studying in some transition economy countries, summarizes positive and negative aspects of the world institutionalization transformation practice of the land tenure during the reformation of the separate spheres of the agrarian production.
The world experience of financial leveling schemes implementation was examined in this article. Due to the generalized methodological and organizational grounds it was made a conclusion about ineffectiveness of transfer computation methods, which function in Ukraine, and the necessity of the state policy reconstruction in financial leveling. World-wide used methodology of expenditures correction for different economic spheres was illustrated, and there were defined some directions of improving simple and complex formulae of transfer calculation. There were suggested the most acceptable variants of financial leveling models for implementation under the modern political-economic conditions of our state.
The method of using images from geostationary satellites to estimate the conditions of plant is developed. A statistical analysis of the dependency of regional mean yield on ten-day NDVI is conducted. An approximating function for predicting yield is constructed. With the example of winter wheat, it is shown that the usage of NDVI is the most informative for the early (May) forecasting.
This state presented the results of grapes productivity calculations of Rubin Tayirovskyy and Zagrey varieties. Three scenarios of agrometeorological conditions were considered. The calculations were performed using the dynamic model of grapes productivity.
Проведен анализ и выполнены расчеты вероятности дат весенних и осенних заморозков. Разработана модель расчета риска повреждения винограда заморозками, которая базируется на учете вероятностей дат заморозков и фаз развития сельскохозяйственных культур. Реализация модели осуществлена на примере Северно-Западного Причерноморья для сортов винограда Аркадия и Загадка.
The quantitative parameter characterizing mesoscale part of available potential energy in frontal zone is proposed. Statistical confirmation links between frontal energy budget and lightning activity are obtained. The results of quality estimation proposed parameter are compared with estimations for other parameters can be use for diagnostic and forecasting convection strength on the atmospheric fronts.
This work contains the results of studies of the statistical structure of the temperature fields of air in the middle troposphere in the western sector of the Southern Hemisphere. It was showed the features of temporal variability of air temperature in the atmosphere. An attempt is made to identify the response of the temperature field in the processes of the El Niño-Southern Oscillation. Researches are carried out by the methods of multivariate statistical analysis and the theory of stochastic processes.
In this paper examined the biology grapevine leafroller (Lobesia botrana). It is shown a step by step description of building models of this pest. The numerical experiments development of the first generation grapevine leafroller depending on temperature.
Influence of temperature on grain crop emergence is reviewed. The results of numerical experiment of agrometeorological factors influence modeling on water imbibition of seed and coleoptile elongation are represented.
In the article on materials observations floods and flood hydrographs are considered features of transformation flow depending on the size of catchment areas.
Quantity indicators of change of climatic factors and runoff characteristics of Tiligul River on the basis of hydrometeorological supervision are established. There is an increase of air temperatures and minor alteration of precipitation. It is causes reduction of an annual and maximum flow, increase of duration summer-autumnal low water, reduction of the winter low water, change of dates of the ice phenomena appearance.
The paper presents calculations of the values of the water level river Danube software P=1 % (including ice phenomena and wind onset), which are the basis for determining the excess crest dams along the Ukrainian coast.
In the article the short analysis of the state of question in the area of calculations of maximal flow on territory of Mountain Crimea is presented. On the modern information a regional method is specified for the calculation of maximal runoff of rain floods.
In the Pechora sea, according to microbialogic shootings during winter seasons 2002-2005, the analysis of conditions of forming of an abundance of dominant groups winter bacterial plankton is made. Quantitative forms of the expressions bundling performances of groups of bacteria with a uniform complex of а factors, specie are discussed: L and H – coordinates of points in the Pechora sea, ΣBf – biomass fototrophics.
The monthly surface temperature zoning in the Northern Pacific has been obtained with the use of the Universal Cluster Iterative method. The proposed scheme has been verified from both physical and statistical points of view. The results showed the zonal distribution of monthly values over the Pacific Ocean, while meridional deviations were being occurred along the North America coast.
Substantiated method of calculating monthly of layers evaporation from the water surface Tyligulskyi liman using the monthly averages of temperature and relative humidity. Are defined annual, mean multiyear, maximum and minimum layers of evaporation. Found that the annual evaporation layer is 665 mm and the layer exceeds precipitation over 262 mm. Determined that due to precipitation, river inflow and evaporation from the water surface increment of water level in the liman during the period from 1958 to 2012 is minus 4,8 m, that is in the absence of water exchange with the sea through the connecting duct water level Tyligulskyi liman at the end of 2012 would be equal to minus 6,2 m BS.
The evaluated and refined the basic morphometric characteristics Tyligulskyi liman, its parts and the straits to that connect them (length, width, depth, water surface area and volume of water); built: bathymetric map of the liman, the curves of water levels due to the water surface area and volume of water, the profile of the longitudinal and transverse cross-section of the liman and the specific features of the bottom topography.
The paper provides description of variability in thermohaline conditions of the Tyligulskyi Liman lagoon on the basis of field data analysis. It is established that an evident growth trend in salinity of the waters has been observed since 2008. It is shown that in the summer the vertical thermohaline structure of the lagoonal waters can vary significantly depending on meteorological conditions in a year of the present period. This exerts an impact on the oxygen regime of the waters.
The influence of the North Atlantic Oscillation on surface temperature anomalies over the territory of Ukraine was analyzed, using the method of “composites”. It is shown that the positive phase of the North Atlantic Oscillation determines positive temperature anomalies formation, especially pronounced in the northern and north-western regions of Ukraine in January and February. The typical value of the monthly average temperature anomalies – a few degrees. Moreover, most of these anomalies are significant as the confidence level of 90-95%.
The numerical modeling of the wind waves and the wind-wave currents was performed for the coastal sea water area, which includes the artificial channel connecting the Tiligul’s estuary with the Black Sea. The complex consisting of the spectral wave model and the wind-wave flows numerical hydrodynamic model was used.
In article method of creation of locality digital relief by topography maps are presented.
The paper describes realization of a model of the one-, two- and three-dimensional anisotropic perfectly matched layer in the numerical scheme of the finite-difference time-domain method for reflectionless truncation of a numerical domain in modeling of light propagation in photonic crystal waveguides.
In article requrrent algorithms of adaptation for random signals of hydrometeorology data estimate obtaining are researched.