標(biāo)題: Titlebook: Environmental Degradation of the Black Sea: Challenges and Remedies; Sükrü T. Be?iktepe,ümit ünlüata,Alexandru S. Bolog Book 1999 Kluwer A [打印本頁] 作者: 諷刺文章 時間: 2025-3-21 17:57
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書目名稱Environmental Degradation of the Black Sea: Challenges and Remedies讀者反饋學(xué)科排名
作者: 相一致 時間: 2025-3-21 22:45
https://doi.org/10.1007/978-94-011-4568-8Biodiversity; Coast; Danube; Eutrophication; Ocean; Oceanography; Plankton; Sediment; biogeochemical cycles; 作者: braggadocio 時間: 2025-3-22 02:16
https://doi.org/10.1007/978-3-658-36538-7ted. One model regarded it as a remnant ocean. Another one attributed its formation to the basifcation of a continental crust. A third model suggested that it resulted from a continuous uplift and erosion of a landmass. A fourth model indicated that it resulted from strike-slip fault activities. The作者: Favorable 時間: 2025-3-22 08:35
Schaffen Sie Klarheit in den Verkaufszielencomposition of these sediments reflects the paleogeographic, oceanographic and biological evolution of the basin during this period. The youngest unit, Unit 1, is a microlaminated coccolithophore mud that has been depositing since ～3,000 yr BP, after the invasion of the Black Sea by coccolithophore 作者: 過分 時間: 2025-3-22 08:56 作者: 光滑 時間: 2025-3-22 15:10
https://doi.org/10.1007/978-3-030-89463-4mical and biological data collected by the Black Sea riparian countries and USA. Past and present biochemical data, starting from R/V J. Elliott Pillsbury August-1965 cru?se till R/V Bilim July-1997 cruise, were compared in terms of density dependent profiles for the dynamically different regions of作者: 光滑 時間: 2025-3-22 19:37
Haijun Zhang,Xiaoli Chu,Xiangming Wen 1960 to 1995. The results reveal notable changes (increase in the inventories of nutrient and sulfide) in the chemical structure of the anoxic zone, which has been considered for a long time as a conservative layer of the Black Sea. It is inferred that intensive eutrophication is the main reason of作者: 大范圍流行 時間: 2025-3-22 23:15
https://doi.org/10.1007/978-1-4302-6326-5t the oxic-anoxic interface. The suboxic zone was defined as the region where the concentrations of oxygen and sulfide were both extremely low and had no perceptible vertical or horizontal gradients. The suboxic zone is a site of intensive redox cycling of species of sulfur, nitrogen, manganese and 作者: single 時間: 2025-3-23 02:07
https://doi.org/10.1007/978-3-8350-9184-9quires parameterization of the cycles of several elements simultaneously, in contrast to models dealing only with nutrient cycles under oxic conditions, where it is possible to use the Redfield ratios. An O-N-S-Mn model is considered to describe the biogeochemical sources. Rates of biochemical proce作者: meditation 時間: 2025-3-23 05:35
R. Carlsson,T. Johansson,L. Kahlman The material was collected during interdisciplinary expeditions to the Black Sea, between 1978–1996. The observed interannual variability is discussed for all plankton groups except protozooplankton. During 1980–1993 a gradual decrease of mean air temperature in winter and an increase in phytoplank作者: Horizon 時間: 2025-3-23 22:15
https://doi.org/10.1007/978-1-60761-941-3ure of the Black Sea are reviewed in this study. Major findings from the available pelagic ecosystem models, catagorized as the mixed layer based physically simplified models and the vertically resolved coupled physical-biochemical models, are described first. Capability of present models in describ作者: Vulvodynia 時間: 2025-3-24 02:54 作者: 西瓜 時間: 2025-3-24 07:52 作者: 問到了燒瓶 時間: 2025-3-24 12:11
5-Phasen-Methode der Markenbewertung considerable decrease of the rate of the oxygen uptake and sharp increase of the rate of the nitrogen excretion was observed in three fish species . during experiments of short-term and long-term hypoxia. The decline of the value of O:N quotient from 40-80 to 2-7 was also observed. The data obtaine作者: 2否定 時間: 2025-3-24 16:05 作者: 圍裙 時間: 2025-3-24 22:38 作者: LEERY 時間: 2025-3-25 02:56
Kommunale Selbstverwaltung in Deutschlandhave shown how a variety of diverse types of information can be presented simply and clearly, bringing together political, social, economic, scientific and management data in a visual format. The Black Sea GIS was developed as part of the Black Sea Environmental Programme of the Global Environmental作者: Anemia 時間: 2025-3-25 05:36 作者: Indigence 時間: 2025-3-25 08:22 作者: DAFT 時間: 2025-3-25 13:38
Environmental Degradation of the Black Sea: Challenges and Remedies978-94-011-4568-8Series ISSN 1389-1839 作者: 最高峰 時間: 2025-3-25 18:49
https://doi.org/10.1057/9781137475022ins principal physical, chemical and biological variables for the entire Black Sea basin and covers the most crucial period in the history of the Black Sea ecosystem starting from the “background” situation in 1960-th till the drastic changes occurred recent years. Database is supplied with the special powerful database management system.作者: labile 時間: 2025-3-25 20:18
Database and Database Management System of the TU-Black Sea Project,ins principal physical, chemical and biological variables for the entire Black Sea basin and covers the most crucial period in the history of the Black Sea ecosystem starting from the “background” situation in 1960-th till the drastic changes occurred recent years. Database is supplied with the special powerful database management system.作者: figment 時間: 2025-3-26 01:20 作者: 母豬 時間: 2025-3-26 06:42 作者: Decongestant 時間: 2025-3-26 10:01
,Importance of Sedimentary Processes in Environmental Changes: Lower River Danube — Danube Delta — Wube River determines the sedimentation on the northwestern Black Sea shelf area. The Danube influence extends down to the deep sea floor. In turn the Black Sea strictly controls the sedimentation of the Danube material through the sea level variations. Danube Delta is acting as a regulator of the se作者: 身心疲憊 時間: 2025-3-26 15:04 作者: PHIL 時間: 2025-3-26 19:35
Eutrophication: A Plausible Cause for Changes in Hydrochemical Structure of the Black Sea Anoxic La 1960 to 1995. The results reveal notable changes (increase in the inventories of nutrient and sulfide) in the chemical structure of the anoxic zone, which has been considered for a long time as a conservative layer of the Black Sea. It is inferred that intensive eutrophication is the main reason of作者: ARENA 時間: 2025-3-26 21:15
The Suboxic Zone of the Black Sea,t the oxic-anoxic interface. The suboxic zone was defined as the region where the concentrations of oxygen and sulfide were both extremely low and had no perceptible vertical or horizontal gradients. The suboxic zone is a site of intensive redox cycling of species of sulfur, nitrogen, manganese and 作者: airborne 時間: 2025-3-27 03:01
An Approach to Modelling Anoxic Conditions in the Black Sea,quires parameterization of the cycles of several elements simultaneously, in contrast to models dealing only with nutrient cycles under oxic conditions, where it is possible to use the Redfield ratios. An O-N-S-Mn model is considered to describe the biogeochemical sources. Rates of biochemical proce作者: figurine 時間: 2025-3-27 09:09 作者: micronutrients 時間: 2025-3-27 11:42 作者: 委派 時間: 2025-3-27 14:40 作者: Employee 時間: 2025-3-27 19:41 作者: 違反 時間: 2025-3-27 22:25
Modeling the Black Sea Pelagic Ecosystem and Biogeochemical Structure: A Synthesis of Recent Activiure of the Black Sea are reviewed in this study. Major findings from the available pelagic ecosystem models, catagorized as the mixed layer based physically simplified models and the vertically resolved coupled physical-biochemical models, are described first. Capability of present models in describ作者: APO 時間: 2025-3-28 03:07
Satellite Altimetry Observations of the Black Sea,sonal signal obviously presented in the satellite altimetry data Satellite-derived signal reproduces well amplitudes and phases of the sea level variability estimated through the leading term of the water budget for the Black Sea. The method of the reconstruction of dynamical level from satellite al作者: 身體萌芽 時間: 2025-3-28 09:32 作者: 愉快么 時間: 2025-3-28 14:30 作者: Charitable 時間: 2025-3-28 17:16 作者: miracle 時間: 2025-3-28 18:48
Database and Database Management System of the TU-Black Sea Project,ins principal physical, chemical and biological variables for the entire Black Sea basin and covers the most crucial period in the history of the Black Sea ecosystem starting from the “background” situation in 1960-th till the drastic changes occurred recent years. Database is supplied with the spec作者: 故意釣到白楊 時間: 2025-3-28 23:25
GIS for Regional Seas Programmes: A Case Study: The Black Sea,have shown how a variety of diverse types of information can be presented simply and clearly, bringing together political, social, economic, scientific and management data in a visual format. The Black Sea GIS was developed as part of the Black Sea Environmental Programme of the Global Environmental作者: PAC 時間: 2025-3-29 04:26 作者: 親愛 時間: 2025-3-29 08:24
Origin of the Black Sea, that it resulted from a continuous uplift and erosion of a landmass. A fourth model indicated that it resulted from strike-slip fault activities. The most favourite model is the back-arc opening. In these models various age estimates, ranging from pre-Cambrian to Quaternary have been proposed, although mid-Cretaceous has gained a wide support.作者: 清真寺 時間: 2025-3-29 12:13 作者: Highbrow 時間: 2025-3-29 18:44 作者: 外觀 時間: 2025-3-29 21:43 作者: 心神不寧 時間: 2025-3-30 01:32 作者: 柳樹；枯黃 時間: 2025-3-30 07:54 作者: 禍害隱伏 時間: 2025-3-30 09:07
Book 1999r and landbased sources. Major contaminants include nutrients, pesticides, hydrocarbons and heavy metals. Among the most critical contemporary concerns are eutrophication and associated deterioration of water quality, plankton blooms, hypoxia and anoxia, loss of biodiversity and decline of living re作者: 退潮 時間: 2025-3-30 12:27
,Importance of Sedimentary Processes in Environmental Changes: Lower River Danube — Danube Delta — Wdiment transfer between the Danube River and the Black Sea. The three factors -river, delta and marine basin- make up a well-established geosystem. Our present interest will concentrate on the sedimentary cycle including the Romanian Carpathians source area, the Lower Danube transport agent and the western Black Sea accumulation basin (Fig. 1).作者: Blazon 時間: 2025-3-30 20:05
Eutrophication: A Plausible Cause for Changes in Hydrochemical Structure of the Black Sea Anoxic La the change. The results of the analysis of long-term variations in chemical structure demonstrate not only intensive degradation of the ecosystem of the Black Sea in 70’s and 80’s, but also relative improvement of the situation in 90’s.作者: MORPH 時間: 2025-3-30 23:49
Towards Development of an Operational Marine Services System in the Black Sea,ons. BLACKMARS is to be based on cooperative efforts of all riparian countries. The main activity within BLACKMARS will be the organisation of operational generation and distribution of real — time marine meteorological and oceanographic products based on observations and up-to-date numerical models in accordance with regional user requirements.作者: Congeal 時間: 2025-3-31 04:03 作者: Adj異類的 時間: 2025-3-31 05:18 作者: Morsel 時間: 2025-3-31 12:09
Characteristic Chemical Features and Biogeochemical Cycles in the Black Sea,have also been evaluated for describing the possible routes and mechanisms of transport of coastally trapped pollutants into the offshore, deep-basin waters through meandering rim current system, and the redox mechanisms controlling the sub-oxic zone located between oxic and anoxic layers.作者: 新手 時間: 2025-3-31 15:08
Satellite Altimetry Observations of the Black Sea,er. Maximum intensity of the Rim current falls on the period from December-January to May. Assimilation of the sea level in the model of the Black Sea circulation permits to reproduce the mesoscale dynamics.作者: vibrant 時間: 2025-3-31 19:56
1389-1839 eric, river and landbased sources. Major contaminants include nutrients, pesticides, hydrocarbons and heavy metals. Among the most critical contemporary concerns are eutrophication and associated deterioration of water quality, plankton blooms, hypoxia and anoxia, loss of biodiversity and decline of作者: irritation 時間: 2025-3-31 22:16
https://doi.org/10.1007/978-3-658-36538-7 that it resulted from a continuous uplift and erosion of a landmass. A fourth model indicated that it resulted from strike-slip fault activities. The most favourite model is the back-arc opening. In these models various age estimates, ranging from pre-Cambrian to Quaternary have been proposed, although mid-Cretaceous has gained a wide support.作者: OVER 時間: 2025-4-1 05:27 作者: Evacuate 時間: 2025-4-1 10:04
Hermann Blaschko,Walter G. Levinematic decrease in the water transparency was observed during 1986–1992. This coincided with significant changes of the spectral distribution of optical parameters. The main reasons of such changes are eutrophication, influence of the biological invader . on the sea ecosystem, and the natural 11 year solar cycle.作者: META 時間: 2025-4-1 13:05
Schaffen Sie Klarheit in den Verkaufszielen), sulfides (Cu, Co, Mo), or with biologically secreted barite (Ba). Organic matter in this unit appears to be heterogeneous in composition, but probably mainly of marine origin. Low Mn contents of Unit 2, which are comparable with that of Unit 1, imply deposition of this unit under unoxic bottom wa作者: 我怕被刺穿 時間: 2025-4-1 17:19
https://doi.org/10.1007/978-1-4302-6326-5ogression of redox reactions is well resolved on characteristic density surfaces within a suitable depth range for resolution by pump-type sampling. In this paper we review our knowledge of the suboxic zone and present five hypotheses for future study.作者: capsule 時間: 2025-4-1 21:24 作者: 600 時間: 2025-4-1 23:06 作者: Budget 時間: 2025-4-2 04:38
4th Party Cyber Logistics for Air Cargoand primary production. The annual cycle of plankton dynamics in the central Black Sea is being studied by means of an one-dimensional vertically resolved physical-biological upper ocean model, involving interactions between inorganic N (NO., NH.), phytoplankton and herbivorous zooplankton, and detr作者: conscribe 時間: 2025-4-2 07:45
5-HT2A Receptor Heterodimerizationime. Striking changes were observed in the NAO (North Atlantic Oscillation), SO (Southern Oscillation), ENSO (Southern Oscillation (El Ni?o Index), and ALPI (Aleutian Low Pressure Index) in the second half of the 1980s resulting in changes of the hydrological and meteorological regime (river run off作者: NATAL 時間: 2025-4-2 12:43
