... ECONOMICS OF THE ENVIRONMENT one person’s use of it reduces the ability of the other to either use or enjoy it Exclusivity refers to the ability to prevent others from using or enjoying a flow of benefits ... stage, such that the value of the state variable in the next period depends only on the value of the state variable in the current period and the decision in the current period If the objective ... the final stage or period of the program, T The method of solution is to first express the problem in the form of the functional recurrence equation for the final stage or time period (T in the...
Ngày tải lên: 07/03/2014, 04:20
... (shared or per VPN) • Security of the connection of a remote-access server to the MPLS cloud The mapping of the user to a VPN is the first step, and it is crucial for the security of the overall MPLS ... an SP can use to tighten security of the core are outlined above, but the security of the MPLS architecture depends on the security of the SP If the SP is not trusted, the only way to fully secure ... level of security In the case of Internet access through the MPLS network, all the rules of accessing the Internet in general apply Most important, a firewall should be placed between the VPN and the...
Ngày tải lên: 14/03/2014, 22:20
THE USE OF NUCLEAR WEAPONS AND THE PROTECTION OF THE ENVIRONMENT DURING INTERNATIONAL ARMED CONFLICT pptx
... of the question of the (il)legality of the employment of nuclear weapons from the point of view of international environmental protection law The book consists of two parts Part I discusses the ... study on the question of the (il)legality of the employment of nuclear weapons from the point of view of international environment protection law By assessing the legality of the use of nuclear ... way or the other the decision on the use of these devices of mechanized barbarism.’ Schwarzenberger, The Legality of Nuclear Weapons, p 58 30 I Brownlie, Some Legal Aspects of the Use of Nuclear...
Ngày tải lên: 16/03/2014, 13:20
Báo cáo khoa học: An Escherichia coli twin-arginine signal peptide switches between helical and unstructured conformations depending on the hydrophobicity of the environment potx
... the most significant a-helix-forming tendency emerges in the simulation While some fluctuation in the length of the helix was observed, the RR motif was consistently found at the beginning of the ... sheet motif The percentage helical content of the peptides is shown on the right (B) 3D representations (ribbons mode on the left and bonds mode on the right) of the initial structures for the WT ... sidechains On the basis of these data we suggest the following model for the structures of Tat signal peptides during the overall translocation process (Fig 5) Immediately after synthesis, the signal...
Ngày tải lên: 31/03/2014, 07:20
Báo cáo hóa học: " Impact of the environment and the topology on the performance of hierarchical body area networks" ppt
... collisions Furthermore, the reflections off the environment reduce drastically the throughput at the sink when the relay probability of transmission increases It can be observed that the value of τsink ... closed-form expressions for the link probabilities of outage in the context of multi-user communications This framework encompasses the effect of the environment, the topology, and the traffic intensity ... where, in the last passage, we have used the fact that the RVs {Λi, Λj, Penv, Xi} are independent The term in the third line of the expression at the right-hand side of (13) can be further expressed...
Ngày tải lên: 20/06/2014, 22:20
A-Z of the Environment Covering the scientific, economic and legal issues facing all types of organisation pdf
... otherwise than as an activity incidental to the cooking of food for human consumption; (ii) any activity involving the use of green offal or the boiling of blood except the cooking of food (other ... the offences and the role of the statutory authorities together with the principal environmental issues Its aim is to provide those who use it with a ready reference to these matters and to the ... chemicals); (f) the storage of vegetable matter not falling within any other Section of this Schedule; (g) the cleaning of shellfish shells; (h) the manufacture of starch; (i) the processing of animal...
Ngày tải lên: 28/06/2014, 17:20
Protection of the Environment from Ionising Radiation pptx
... in another paper in these Proceedings [25] Other elements of the Agency’s work are also of relevance to an understanding of the levels of radionuclides present in the environment, and of the practical ... has been adopted of considering the aggregated consequences of the same degree of effect on each of the 41 three attributes The effects on the evolution of the spawning biomass of the two populations ... combine the ingredients in the right way The subtitle of the Symposium is The Development of a System of Radiation Protection for the Environment I ask that each of us focus on that throughout the...
Ngày tải lên: 28/06/2014, 21:20
Security and the Environment in Pakistan ppt
... requirements The livelihood of many families and the economy of the country, therefore, is sensitive to the availability of water and to reductions in availability that climate change may cause The growing ... environmental stresses would be to exacerbate the existing problems in the Pakistani economy The degree of their effect is related to the intensity and timing of the environmental stress A poor economy ... over the construction of the Kalabagh Dam on the Indus River in the Pakistani Province of the Punjab highlights intra-Pakistani tensions over water resource sharing The Pakistani provinces of Sindh,...
Ngày tải lên: 28/06/2014, 23:20
Acknowledgements The Department of the Environment, Heritage and Local Government ppt
... development These guidelines supersede the 1996 guidelines and are one of a series of guidelines aimed at assisting planning authorities in the exercise of their functions The Minister of the Environment, ... factors may influence the size of a wind energy development, including technical issues relating to the physical nature of the site, the wind resource and the capacity of the local transmission ... through the air, and mechanical noise created by the operation of mechanical elements in the nacelle - the generator, gearbox and other parts of the drive-train Aerodynamic noise is a function of...
Ngày tải lên: 29/06/2014, 02:20
ENCYCLOPEDIA OF ENVIRONMENTAL SCIENCE AND ENGINEERING - LEGAL ASPECTS OF THE ENVIRONMENT docx
... as the Division of Wildlife Services, the Bureau of Sport Fisheries and Wildlife, and the Bureau of Land Management of the United States Department of the Interior, the Corps of Engineers of the ... majority of the Supreme Court of the United States, just five years after the adoption of the Constitution of the United States, rejected the idea of the United States as sovereign— and necessarily the ... Code of 1954 (as enacted by section 704 of the Tax Reform Act of 1969, ); but shall be deemed to exclude the transfer of the functions of the Bureau of Reclamation under section 3(b)(1) of the...
Ngày tải lên: 10/08/2014, 20:20
Radio Propagation and Remote Sensing of the Environment - Chapter 1 docx
... Equations 29 The result of the integration depends on whether or not the vector S point falls into the area of the square of aperture A If it does not, then the integral to the right is zero and the value ... Sensing of the Environment The essence of Kirchhoff’s approximation is that the field is equal to zero on the reverse side of the screen (reverse according to the incident waves) and is equal to the ... intensity inside of the aperture is uniform, then: s⊥ = λz πA (1.139) So, the transverse correlation radius of the radiated field is the ratio of the area of the Fresnel zone squared to the aperture...
Ngày tải lên: 11/08/2014, 21:21
Radio Propagation and Remote Sensing of the Environment - Chapter 2 pps
... Sensing of the Environment At n′ > 1, which usually occurs, the phase velocity is less than the speed of light In the case of plasma, when n′ < 1, the phase velocity is more the velocity of light The ... system of linear uniform algebraic equations relative to the components of an electric field, the conditions of the nontrivial solution require the determinant of the system to approach zero The ... one of the simplest types of waves 2.2 PLANE WAVES IN ISOTROPIC HOMOGENEOUS MEDIA The explanation of the plane wave concept provided above does not include all types of waves, as the form of a...
Ngày tải lên: 11/08/2014, 21:21
Radio Propagation and Remote Sensing of the Environment - Chapter 3 ppsx
... that the role of the permittivity frequency dispersion is weak in the frame of the signal bandwidth and that the absorption in the layer does not depend on the frequency, then the result of calculations ... plane and that their wave vectors lie in the same plane as the vector of the incident wave The wave vector of the reflected wave is: qr = wi + k − w2 ez, (3.4) and the wave vector of the refracted ... and Remote Sensing of the Environment logical compared to their energy flows If the following is the power flow density of the incident wave: c Ei 8π Si = then the flow density of its energy is:...
Ngày tải lên: 11/08/2014, 21:21
Radio Propagation and Remote Sensing of the Environment - Chapter 4 potx
... Propagation and Remote Sensing of the Environment If angle α between the direction of the ray and the direction of the permittivity is introduced, then: = ∇ ln ε sin α ρ (4.13) Further, it is simple to ... θ0 are the coordinates of the initial ray point The sign before the integral is chosen depending on the type of ray branch: the plus sign for the ascendant branch and the minus sign for the descendent ... and Remote Sensing of the Environment The initial eikonal value is assumed to be zero Furthermore, let L be the distance z traveled by the wave in the medium In these symbols, the mean eikonal...
Ngày tải lên: 11/08/2014, 21:21
Radio Propagation and Remote Sensing of the Environment - Chapter 5 docx
... calculations the smallness of the imaginary part of the permittivity is assumed; therefore, no sign of the module is seen in the formulae Nevertheless, the size of the sphere is set so large that the ... follows from the laws of wave reflection by the plane interface of two media The field of the incident wave substitutes for the field of the shady side of the surface according to the Babinet principle ... (5.75) is a particular case of the second of these equations for small-sized particles Generally, the resonant members of these sums will be the largest, but the sum of the other members will not necessarily...
Ngày tải lên: 11/08/2014, 21:21
Radio Propagation and Remote Sensing of the Environment - Chapter 6 pps
... Remote Sensing of the Environment which represents the section of the antenna pattern by the mean plane of the scattering surface We neglected the difference from unity of the first factor of Equation ... the considerable widening of the short impulse at the expense of the direct influence of roughness and the indirect influence of the incident wave spherical form The direct effect is shown by the ... defined by Equation (6.138) The correlation is determined by the degree of overlap of the antenna footprints and depends on the position of the radar The fact that the value of the correlation coefficient...
Ngày tải lên: 11/08/2014, 21:21
Radio Propagation and Remote Sensing of the Environment - Chapter 7 docx
... shown, the integral in the last formula is estimated by the value of the order µ l z It follows, then, that the scale of the mean field change along the wave propagation direction is estimated by the ... reflects the fact that the scale of the field change in the wave propagation direction is much larger than the turbulence scale This also emphasizes the need to use the Markovian approximation for the ... Sensing of the Environment ik U go s, z = U exp 2 ( ) z µ s, z dz ∫ ( ) (7.2) Here s is the vector orthogonal to the main wave propagation direction (z-axis) The solution of the obtained...
Ngày tải lên: 11/08/2014, 21:21
Radio Propagation and Remote Sensing of the Environment - Chapter 8 pdf
... the antenna pattern width In this case, the bodies have to be in the wave (Fraunhofer) zone of the antenna, and the antenna itself is in the Fraunhofer zone of the emitting body; therefore, the ... In the case of statistical independence of waves of different polarization, the fluctuation intensity of the detected x-polarized field will be equal to the weighted sum of intensities of all the ... orthogonal to the line connecting the receiver and the center of gravity of the radiating body We can direct the z-axis along this line The discussion in this case is about the reception of waves, the...
Ngày tải lên: 11/08/2014, 21:21
Radio Propagation and Remote Sensing of the Environment - Chapter 9 pdf
... Remote Sensing of the Environment The first summand describes the soil radiation attenuated by absorption in the atmosphere, and the second one describes the sum of the proper radiation of the atmospheric ... due to the fact that the result of integration depends on the order of integration due to the singularity of the integrands Substitution in Equation (9.47) of the obvious expressions of the eigenfunctions ... give us the opportunity to describe correctly many versions of the phenomenon on the basis of a rather simple model It is natural that further refinement of the model requires the inclusion of scattering...
Ngày tải lên: 11/08/2014, 21:21