標題: Titlebook: Environmental Geochemistry in the Tropics; Julio C. Wasserman,Emmanuel V. Silva-Filho,Roberto Book 1998 Springer-Verlag Berlin Heidelberg [打印本頁] 作者: 厭倦了我 時間: 2025-3-21 18:01
書目名稱Environmental Geochemistry in the Tropics影響因子(影響力)
書目名稱Environmental Geochemistry in the Tropics影響因子(影響力)學科排名
書目名稱Environmental Geochemistry in the Tropics網(wǎng)絡(luò)公開度
書目名稱Environmental Geochemistry in the Tropics網(wǎng)絡(luò)公開度學科排名
書目名稱Environmental Geochemistry in the Tropics被引頻次
書目名稱Environmental Geochemistry in the Tropics被引頻次學科排名
書目名稱Environmental Geochemistry in the Tropics年度引用
書目名稱Environmental Geochemistry in the Tropics年度引用學科排名
書目名稱Environmental Geochemistry in the Tropics讀者反饋
書目名稱Environmental Geochemistry in the Tropics讀者反饋學科排名
作者: Countermand 時間: 2025-3-21 22:24 作者: Embolic-Stroke 時間: 2025-3-22 02:49 作者: Horizon 時間: 2025-3-22 07:28 作者: frugal 時間: 2025-3-22 09:12
Spatial distribution and seasonal patterns of aquatic emergent plants in Southeast Brazil: Developmlow sub-tropical lagoon. The area covered by . was estimated by satellite imagery and aerial photography. The values obtained by the two methods are concordant and close to 13 % of total wetland area. For both sites, plant growth proved to be highly influenced by water depth. Plants grew best at dep作者: 吹牛大王 時間: 2025-3-22 15:50 作者: 吹牛大王 時間: 2025-3-22 20:55
Chemistry and distribution of trace elements in the Patos lagoon, South Brazil,he world (and the biggest in Brazil). After a screening study of the sediments, which considered the granulometry, organic carbon, organic nitrogen and sulphur contents, Pb, Cu, Zn and Cr concentrations of more than 100 samples collected all over the system, the relationships between these variables作者: EXTOL 時間: 2025-3-22 23:20 作者: Isthmus 時間: 2025-3-23 02:35
A model for geochemical partitioning of heavy metals in the mar del Plata coastal ecosystem, Argentamination and the metal chemistry. The sequential extractions were tested to be included in monitoring programmes of the coastal environments. Five sediment samples were collected in the coastal area near to the city of Mar del Plata and analysed for total metal concentrations by atomic absorption s作者: 表示向下 時間: 2025-3-23 09:10
,Mangrove swamps of the Subaé and Paragua?ú tributary rivers of Todos os Santos Bay, Bahia, Brazil,gnificant worsening in the availability of heavy metals in the different sites of the Bay was observed. However, it must be emphasised that the comparison between the present results and those obtained from other works rests on a gap of at least three years. The determinations of heavy metal concent作者: 向下 時間: 2025-3-23 10:36 作者: 排出 時間: 2025-3-23 14:44
Mercury behaviour in sediments from a sub-tropical coastal environment in SE Brazil,l concentrations of mercury were compared to sediment contents of clay-silt, organic/inorganic carbon, total hydrolyzable amino acids (THAA) and specific amino acids, total sulphur and iron. A sequential extraction was also used to clear up some questions arising from the total concentration correla作者: overhaul 時間: 2025-3-23 18:43 作者: 擋泥板 時間: 2025-3-24 01:20
,Assessment of the heavy metal pollution in a gold “garimpo”,nd levels of metals were determined by analysing sediments and soils unaffected by mining activities, located upstream of the anthropogenic inputs. The study done in Poconé focuses on Hg, Cu, Pb, Zn, Fe and Mn. In addition, the study aims to evaluate the level of contamination in sediments, soils an作者: 細胞膜 時間: 2025-3-24 06:23
Mercury partitioning within alluvial sediments of the Carson river valley, Nevada: Implications foromstock Lode near the end of the 1800s. Detailed investigations have shown that these contaminated tailings were deposited along the Carson River Valley during a period of channel and floodplain aggradation. Following cessation of mining, incision re-exposed the historical sediment in banks of the m作者: Engaging 時間: 2025-3-24 08:00 作者: 凝乳 時間: 2025-3-24 14:11 作者: 釋放 時間: 2025-3-24 17:17 作者: CORE 時間: 2025-3-24 19:14 作者: 搖擺 時間: 2025-3-25 01:45 作者: 變形 時間: 2025-3-25 05:50
0930-0317 cal Countries established a starting point for this book. The book opens with a discussion of the points that arose during the closing session, summarised by Dr. E.K. Duursma: .The. .Environment in the Tropics Remains Unknown.. Most of the processes that occur in temperate environments turn out to b作者: Ballerina 時間: 2025-3-25 10:11 作者: GLARE 時間: 2025-3-25 15:12 作者: avarice 時間: 2025-3-25 16:34 作者: Evacuate 時間: 2025-3-25 22:23
Das optische System der Polarlichtsonde,dominant vegetation in Londrina and Piracicaba during the early and middle Holocene, while C. plants were the dominant vegetation in Altamira and probably a mixture of C. and C. plants occurred in Salitre during the Holocene.作者: 我不怕犧牲 時間: 2025-3-26 00:21
https://doi.org/10.1007/978-3-662-24841-6Station 5), and the area affected by the pre-treatment plant of the urban and industrial sewage disposal of the city (Station 2). The method has shown itself to be an excellent tool for environmental evaluation, and it would be desirable to include it in future programmes directed to assessing the health quality of aquatic ecosystems.作者: 娘娘腔 時間: 2025-3-26 05:00 作者: 轎車 時間: 2025-3-26 12:27 作者: Creatinine-Test 時間: 2025-3-26 14:06 作者: Breach 時間: 2025-3-26 17:04
Mercury behaviour in sediments from a sub-tropical coastal environment in SE Brazil,ury and organic indexes (organic carbon, nitrogen, amino acids), 95% of the mercury present in the sediment was shown to be linked to organic matter (as indicated by geochemical partitioning). On the other hand, no correlation was found between mercury and sulphur, which is explained by the very stable bonds between mercury and organic matter.作者: 使服水土 時間: 2025-3-26 23:25 作者: 矛盾心理 時間: 2025-3-27 05:07
Speciation, reactivity and mobility of toxic elements in soil systems,chanisms, as a result of the type of surface-chemical interaction, on the mobility of toxic chemicals. Specific oxyanion adsorption, metal adsorption and anion exclusion are highlighted. The effects of different physico-chemical parameters on the mobility of arsenic, mercury and nitrate are emphasized.作者: Interstellar 時間: 2025-3-27 07:42
Spatial distribution and seasonal patterns of aquatic emergent plants in Southeast Brazil: Developmths over 0.2 m depth. Productivity values (2,022 and 2,227 g m. y.) are in the world-wide range for the genus. A classification of the . swamps in different areas according to flooding exposure is proposed.作者: Indict 時間: 2025-3-27 09:57 作者: 天氣 時間: 2025-3-27 17:12
Hydrogeochemical description of groundwaters from a coastal region of Rio de Janeiro state, Brazil,us: sulphate, ammonia, nitrate and phosphate. Evidence of contamination by domestic sewage and salinization of waters were shown to occur in a localized manner. The occurrence of reduced iron in well waters was generalized. Indices of vulnera-bility of the aquifers of various sub-areas are presented.作者: 博識 時間: 2025-3-27 20:48 作者: CANE 時間: 2025-3-28 01:13
Soil-to-plant transfer of 137Cs related to its geochemical partitioning in Oxisols of tropical areaasic oxisol with normal exchangeable K contents presented lower Tf values: 0.06 to 0.11. These values were higher than mean values reported by IUR for .Cs for beans under temperate climate: 0.03. Results of sequential extraction showed .Cs weakly bound to soil components and underline the importance of Fe oxides in the control of .Cs availability.作者: Injunction 時間: 2025-3-28 04:03 作者: Hyperplasia 時間: 2025-3-28 08:38
Diskussion des Jodmetereffektes,chanisms, as a result of the type of surface-chemical interaction, on the mobility of toxic chemicals. Specific oxyanion adsorption, metal adsorption and anion exclusion are highlighted. The effects of different physico-chemical parameters on the mobility of arsenic, mercury and nitrate are emphasized.作者: Collision 時間: 2025-3-28 10:27
https://doi.org/10.1007/978-3-662-40994-7ths over 0.2 m depth. Productivity values (2,022 and 2,227 g m. y.) are in the world-wide range for the genus. A classification of the . swamps in different areas according to flooding exposure is proposed.作者: Slit-Lamp 時間: 2025-3-28 15:19 作者: 上腭 時間: 2025-3-28 19:10
https://doi.org/10.1007/978-3-662-42974-7us: sulphate, ammonia, nitrate and phosphate. Evidence of contamination by domestic sewage and salinization of waters were shown to occur in a localized manner. The occurrence of reduced iron in well waters was generalized. Indices of vulnera-bility of the aquifers of various sub-areas are presented.作者: syncope 時間: 2025-3-29 00:56
Das optische System der Polarlichtsonde,died areas are located in Londrina (Southern part of the country), Piracicaba (Southeast), Salitre (Central) and Altamira (Northern). This study is part of the research program on tropical and sub-tropical soils in Brazil, of which the main objective is to use carbon isotopes to provide information 作者: Diverticulitis 時間: 2025-3-29 03:49 作者: CLEFT 時間: 2025-3-29 09:10
Diskussion des Jodmetereffektes,ses at the disposal site, dissolution and mobilization of toxic compounds may occur. In this case, the sorption phenomena in soils play a key role, which determines the transport of toxic compounds to receiving waters, and consequently their fate. This chapter describes the importance of sorption me作者: 萬花筒 時間: 2025-3-29 13:16
https://doi.org/10.1007/978-3-642-88545-7re natural systems are to the passage of fluid. In the light of these two aspects a new generation of geochemical models of coupled chemical reactions and solute transport has been developed. An equilibrium condition is not assumed a priori in these models. Despite its importance, validation of thes作者: 游行 時間: 2025-3-29 18:39
https://doi.org/10.1007/978-3-662-40994-7low sub-tropical lagoon. The area covered by . was estimated by satellite imagery and aerial photography. The values obtained by the two methods are concordant and close to 13 % of total wetland area. For both sites, plant growth proved to be highly influenced by water depth. Plants grew best at dep作者: 群島 時間: 2025-3-29 21:49
https://doi.org/10.1007/978-3-662-29578-6system-related approach and thus on comparison of various ecosystems and their compartments. The basis for this is a project by the International Union of Biological Sciences (IUBS) aimed at establishing “element concentration catalogues in ecosystems” (ECCEs). In principle, the intention is to coll作者: Embolic-Stroke 時間: 2025-3-30 03:45 作者: 閃光東本 時間: 2025-3-30 05:33
,Graphische Darstellung der L?sungen, in the upper course of the Camaqu? River, Rio Grande do Sul State, Southern Brazil. The mine-generated effluents enriched in heavy metals were released into the Jo?o Dias creek. Both anthropogenic and natural inputs of heavy metals were mixed and added along the creek, and thus simple analysis of m作者: Decongestant 時間: 2025-3-30 09:50 作者: 阻塞 時間: 2025-3-30 15:26
https://doi.org/10.1007/978-3-663-04469-7gnificant worsening in the availability of heavy metals in the different sites of the Bay was observed. However, it must be emphasised that the comparison between the present results and those obtained from other works rests on a gap of at least three years. The determinations of heavy metal concent作者: slow-wave-sleep 時間: 2025-3-30 17:34 作者: musicologist 時間: 2025-3-30 22:35
https://doi.org/10.1007/978-3-322-98501-9l concentrations of mercury were compared to sediment contents of clay-silt, organic/inorganic carbon, total hydrolyzable amino acids (THAA) and specific amino acids, total sulphur and iron. A sequential extraction was also used to clear up some questions arising from the total concentration correla作者: 制定 時間: 2025-3-31 03:02
Kurt Alder,Manfred Dollhausen,Max Fremeryfound in vein and placer gold deposits..During 1992 a preliminary study was undertaken, resulting in a diagnosis of problems in small scale mining in 6 gold areas (vein type) of Colombia. In order to evaluate the general impact caused to the environment due to mining activities, six gold districts l作者: Irremediable 時間: 2025-3-31 05:05
https://doi.org/10.1007/978-3-663-04969-2nd levels of metals were determined by analysing sediments and soils unaffected by mining activities, located upstream of the anthropogenic inputs. The study done in Poconé focuses on Hg, Cu, Pb, Zn, Fe and Mn. In addition, the study aims to evaluate the level of contamination in sediments, soils an作者: 戰(zhàn)勝 時間: 2025-3-31 11:02 作者: Harridan 時間: 2025-3-31 17:23 作者: omnibus 時間: 2025-3-31 19:17
,Ultraschallwellen als optischer Verschlu?, from the forest and the particulate material which is emitted to the atmosphere due to the large scale man-made burns during the dry season were studied. The samples were collected during a three year period at three different locations in the Amazon (Cuiabá, Alta Floresta and Serra do Navio), usin作者: Collected 時間: 2025-4-1 01:11 作者: 翻動 時間: 2025-4-1 04:22
Julio C. Wasserman,Emmanuel V. Silva-Filho,Robertorepresentation of facts and models作者: NAUT 時間: 2025-4-1 08:46 作者: 防水 時間: 2025-4-1 12:11 作者: MONY 時間: 2025-4-1 17:21 作者: 迎合 時間: 2025-4-1 18:59
