N.s. Kasimov

N.s. Kasimov

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94
Publications
15,375
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1,353
Citations
Citations since 2017
28 Research Items
893 Citations
2017201820192020202120222023050100150200
2017201820192020202120222023050100150200
2017201820192020202120222023050100150200
2017201820192020202120222023050100150200

Publications

Publications (94)
Article
Full-text available
The distributions of potentially toxic elements (PTEs) among PM1, PM1–10, PM10–50, and PM50–1000 fractions of the road dust were studied in the western and eastern parts of Moscow, impacted mainly by the road transport and the industrial sector, respectively. The partitioning of PTEs in road dust can provide more precise information on pollution so...
Article
Full-text available
The aim of this paper is to characterize the main properties and level of pollution of sealed soils in different land use zones of the Eastern administrative district (EAD) of Moscow. In 2016–2017 overall, 47 samples were taken from 35 soil pits. The list of soil properties analyzed included actual acidity, organic carbon content, particle-size dis...
Article
Full-text available
For the first time, the wet deposition and washout rates of soluble forms of potentially toxic elements (PTEs) were estimated in rains during the spring AeroRadCity experiment in Moscow. Rains are an important factor in reducing atmospheric pollution with PTEs in Moscow. Due to the resuspension of contaminated particles of road dust and urban soils...
Article
Road dust is one of the most informative indicators of the ecological state of urban environments, as vehicles have become the major source of pollution in many cities. Road dust consists of blown out soil particles, solid particles discharged from vehicles and abrasion of the road surface. Vehicle emissions contain many heavy metals and metalloids...
Article
Проведена оценка барьерных функций городской застройки путем совместного анализа данных о содержании тяжелых металлов и металлоидов (ТММ) в почвенном покрове и параметрах искусственного рельефа. Актуальность исследования связана со слабой изученностью и неоднозначностью выводов о роли застройки в загрязнении городской среды. Объект исследования - ж...
Article
Full-text available
Road dust is a composite substance formed due to wear of different components of transport infrastructure and motor vehicles. In 2017, 214 road dust samples were collected in Moscow to analyze pH, electrical conductivity (EC), and organic carbon (C оrg ) content that controls the ability of dust to fix pollutants. The road dust was dominated by san...
Article
The monitoring, field, and satellite datasets are used to estimate changes in suspended sediment budget for the Selenga and Upper Angara river deltas. Sediment deficit during recent decades dominates delta evolution due to decrease in the sediment delivery to the delta since the middle of the 1970s by 51% for the Selenga River and by 70% for the Up...
Book
Full-text available
The atlas-monograph was based on complex ecological, geochemical and hydrological studies conducted in 2008–2017 in Mongolia and the Republic of Buryatia (Russian Federation) by the geographical faculty of Lomonosov Moscow State University and the Russian Geographical Society with the assistance of the Baikal Institute of Nature Management and the...
Article
Geochemical changes in the surface soil horizons and in the trace element composition of the leaves of poplar hybrids under the influence of emissions from the industry and transport hub of the city of Darkhan (Mongolia) were studied. Based on the data of the geochemical survey, priority pollutants in various land-use zones of the city and regulari...
Chapter
The influence of urban development parameters on the pollution of soil cover with heavy metals and metalloids (HMMs) has been assessed. The residential area of the Ulan-Ude city was chosen as an object of the study. The greatest impact of the building patterns on the HMMs emission (Zd ) was identified in an area with a radius of 150 m. Contaminatio...
Article
Full-text available
The chemical composition (concentrations of As, Ba, Be, Bi, Cd, Co, Cr, Cs, Cu, Fe, Ga, Hf, Li, Mn, Mo, Nb, Ni, Pb, Rb, Sb, Sn, Sr, Ta, Te, Th, Ti, Tl, U, V, W, Zn and Zr) and physicochemical properties of bottom sediments of the Kosino lakes and artificial ponds (Bolshoy Dvortsovy, Vladimirsky, Nizhny Ivanovsky, Severny Vykhinsky, Novogireevsky, S...
Article
Building development in cities creates a geochemical heterogeneity via redistributing the atmospheric fluxes of pollutants and forming sedimentation zones in urban soils and other depositing media. However, the influence of buildings on the urban environment pollution is poorly understood. The aim of this study is to evaluate the barrier functions...
Conference Paper
Full-text available
The first data on the heavy metals and metalloids (HMM) content in aquatic systems of the Lake Baikal main tributaries were obtained by the Baikal Expedition of Russian Geographical Society in July and August of 2017.
Article
Full-text available
The intensity and dynamics of soil contamination with Cd, Pb, Cu, Zn, As, Sn, Hg, Sb, Mo, Cr, Co, Ni, V, Ti, Mn, Sr and Fe in 98 cities of Russia was evaluated through the analysis of a database compiled by the authors using the annual reports of soil contamination by toxicants of industrial origin in Russia. Over the last few decades due to the re...
Article
Mining of mineral resources exerts strong impact on the environment and leads to irreversible changes in vegetation, soils, atmosphere, surface and ground waters. The aim of this study is to assess the modern geochemical state of soil cover in Zakamensk, a city located in Buryat Republic (Russia) and known as one of the biggest ore mining center in...
Article
Full-text available
Purpose The aim of this study was to characterize the conditions of the lateral migration of potentially toxic elements (PTEs) and to identify the zones of their accumulation in soil catenas of ore-mining landscapes in the cities of Zakamensk (Buryat Republic, Russia) and Erdenet (Mongolia) which are situated in the basin of the Selenga River. Mat...
Article
Full-text available
The National Atlas of the Arctic is a set of spatio-temporal information about the geographic, ecological, economic, historical-ethnographic, cultural, and social features of the Arctic compiled as a cartographic model of the territory. The Atlas is intended for use in a wide range of scientific, management, economic, defense, educational, and publ...
Article
The Selenga River delta (Russia) is a large (> 600 km2) fluvially-dominated fresh water system that transfers water and sediment from an undammed drainage basin into Lake Baikal, a UNESCO (United Nations Educational, Scientific and Cultural Organization) World Heritage Site. Through sedimentation processes, the delta and its wetlands provide import...
Article
Full-text available
The distribution and accumulation factors of heavy metals and metalloids (HMMs) in the bottom sediments of the Selenga river and its tributary Uda have been studied on the territory of Ulan-Ude. Their ecological and geochemical condition can influence the state of the lower reaches of the Selenga river and Baikal lake. We selected 3 background, 12...
Article
For an improved understanding of metal behavior in soils, studies on geochemical changes occurring in a specific grain-size fraction during pedogenesis and lateral translocation of soil material are needed. In the present research we analyzed the concentrations and vertical distributions of Fe, Mn, Cu, Ni, Co, Cr, Zn, Pb, Ti, Zr in coarse and mediu...
Article
This Special Issue aims at providing insights into recent research activities into environmental change in the Selenga-Baikal Basin. The results of the various international research programs such as the Russian Geographical Society project “Expedition Selenga-Baikal”, UNDP-GEFproject “Integrated Natural Resource Management in the Baikal Basin Tran...
Article
Full-text available
Polycyclic aromatic hydrocarbons (PAHs), particularly benzo[a]pyrene (BaP), are toxic compounds emitted from various anthropogenic sources. Understanding the BaP concentrations, dynamics and decomposition in soil is required to assess the critical loads of BaP in urban environments. This study is the first attempt to evaluate all major input and ou...
Article
The long-term dynamics of the anthropogenic soil solonetzicity under the impact of applied deicing salts were studied in the Eastern administrative okrug (EAO) of Moscow. The composition and amount of the applied agents and distribution patterns of sodium in snowmelt water and in soils of different land-use zones were analyzed. The maps of soil sol...
Article
Full-text available
The resistance of urban soils to organic contaminants and their capability for self-purification from benzo(a)pyrene were evaluated with the use of the concept of critical loads on urban landscapes. It is based on the balance equation between the input of benzo(a)pyrene with technogenic fallout and its decomposition in soil. The last component of t...
Article
A method for mapping the landscape and geochemical structure of urban areas polluted with heavy metals and metalloids has been developed and tested. The land-use structure shows the differentiation of anthropogenic impact and pollution of landscapes, the description of the landscape structure of the territory is based on the analysis of geomorpholo...
Article
The Pan-Eurasian experiment (PEEX) is a multidisciplinary, multi scale research program aiming at resolving the major uncertainties in Earth System and Global Sustainability Science concerning the Arctic and boreal Pan Eurasian regions including the impact and influence of China. Conceptually PEEX is a scientific initiative by several European, Rus...
Article
Full-text available
Polycyclic aromatic hydrocarbons (PAHs) and particularly benzo(a)pyrene (BaP) are toxic compounds emitted from various anthropogenic sources. Understanding the BaP concentrations, dynamics and decomposition in soil is required to assess the critical loads of BaP in urban environments. The first attempt to evaluate all major input and output compone...
Article
Full-text available
Biogeochemical studies performed in the impact zone of the Dzhida tungsten- molybdenum mining and processing enterprise in Zakamensk (Buryat Republic, Russia) in 2013 showed that the needles and bark of Lárix sibírica Ledeb. and the leaves and bark of Bétula platyphýlla Sukacs are characterized by certain changes in their trace element (TE) composi...
Article
Presented is a detailed characterization of the present state and pollution of soil cover in the influence area of the Dzhidinskii tungsten-molybdenum plant which takes into consideration the spatial geological inhomogeneity and the functional purpose of urban territories. As part of the investigation, we determined the content levels of heavy meta...
Book
Full-text available
Монография содержит результаты эколого-геохимического исследования ландшафтов Восточного округа Москвы. Установлена степень техногенной геохимической трансформации свойств и химического состава компонентов городских ландшафтов – снежного покрова, дорожной пыли, почв и растений; выявлены многолетние тренды загрязнения депонирующих сред тяжелыми мета...
Chapter
Full-text available
Purpose. The aim of our work was to assess changes in the trace element composition of poplar leaves in large cities and mining centers of Mongolia. The objectives of the study included: (1) to reveal the biogeochemical background features and changes in the trace element composition of poplar leaves in urban and mining landscapes; (2) to determine...
Article
The lateral distribution of Fe, Mn, Ti, Zr, Ni, Co, Cr, Zn, Pb in 1-0,25, 0,25-0,05, 0,05-0,01, 0,01-0,001 and <0,001 mm grain-size fractions of humus soil horizons was studied in a gully system located in the central Protva River basin (forest zone). The metals tend to accumulate in certain grain-size fractions: Ti - in all silt fractions; Zr- in...
Article
Full-text available
Ecological-geochemical assessment of anomalies of different metals and metalloids in landscapes of the southern part of the Eastern District of Moscow was done through comparison oftechnogenic geochemical specialization of different environments (snow cover, road dust, surface horizons of urban soils, leaves of maple Acer platanoides and dandelion...
Book
Full-text available
Integral assessment of the environmental status of the urban territories (Eastern and Western administrative districts of Moscow) allows us to identify main environmental problems, analyse the environmental perception of citizens and the willingness of citizens to take part in solving environmental problems.
Article
The effect of different soil-geochemical factors on the migration of asymmetric dimethylhydrazine (UDMH) in the landscape has been studied. Experimental studies have been performed on soil and rock samples with specified parameters of the material composition. The effect of organic matter, acid–base properties, particle size distribution, and miner...
Article
Full-text available
Deltaic landscapes occupy a special place in environmental geochemical studies of water bodies. Their ecotone position at the land–sea boundary determines the biological richness of the deltaic ecosystems and creates a unique variety of landscape–geochemical conditions. The Volga River delta is one of the largest in the world. It serves as a geoche...
Article
Full-text available
The bulk contents and concentrations of mobile (extracted by an ammonium acetate buffer with EDTA) Cd, Pb, Sb, As, Bi, Zn, and Cu were determined in the surface horizons of urban soils in the Eastern administrative okrug of Moscow. The regression analysis showed that the accumulation of these metals and metalloids in the soils is controlled by the...
Article
Full-text available
Principal physical and chemical properties and the geochemical specialization of the road dust in the Eastern district of Moscow were analyzed. Under the increasing intensity of traffic the percentage of sand rises in the dust, and the sand contains more heavy metals and metalloids. Concentrations of these elements became lower in fine, medium and...
Article
Full-text available
This article is based on extensive biogeochemical research conducted in Moscow’s Eastern Administrative District, where motor-vehicle traffic and heavy industry have resulted in some of the highest levels of pollution in the city. For this study, 26 samples of maple leaves (Acer platanoides) and 49 samples of dandelion leaves (Taraxacum officinale)...
Article
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The environmental pollution assessment is usually based on the use of the following three main comparison standards: threshold values or other hygienic limits, geochemical background levels of pollutants an clarkes of chemical elements. Clarkes of chemical elements in the upper continental crust differ significantly from author to author. Therefore...
Article
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The environmental and socio-enonomic impacts of water pollution are particularly severe in regions with relatively limited water resources [WWAP, 2012]. Water quantity and quality are closely interlinked aspects which are relevant for surface water ecology, water use, and integrated management approaches. However, an intensive monitoring of both is...
Article
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Small erosional landforms, despite of their importance in mass transfer processes, have received insufficient attention in geochemical studies. This paper presents a case study dealing with geochemistry of two small erosional systems, typical of humid moraine landscapes of the central part of European Russia. They are considered as integrated syste...
Article
Full-text available
Based on multidimensional statistical models that connect the levels of contents of heavy metals and metalloids in the soils of the Eastern Administrative Okrug of Moscow with landscape and anthropogenic factors, a comparative estimation of the capacity of the complex geochemical barriers in the surface layers of urban and background soils is carri...
Article
Full-text available
The long-term (1989-2010) and seasonal dynamics of the anthropogenic salinization of soils related to the use of deicing mixtures in the Eastern Administrative District of Moscow were examined. Data on the chemical composition of deicing mixtures and on the contents of soluble salts in the snowmelt and in the soil profiles of different functional z...
Article
The Pan-Eurasian Experiment (PEEX) is a new multidisciplinary, global change research initiative focusing on understanding biosphere-ocean-cryosphere-climate interactions and feedbacks in Arctic and boreal regions in the Northern Eurasian geographical domain. PEEX operates in an integrative way and it aims at solving the major scientific and societ...
Article
Full-text available
This paper presents a geochemical assessment of the primary involvement of chemical elements in technogenesis in the world and individual countries. In order to compare the intensity of production of various chemical elements in different countries, the authors have introduced a number of new terms and parameters. The new term is “abstract rock” (A...
Article
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Field training is seen as a central component of the discipline of Physical Geography and an essential part of the undergraduate curriculum. This paper explores the structure and relationships between fieldwork and theoretical courses and the abundant experiences of field training in the undergraduate curriculum of 37 Russian universities. It detai...
Article
Field observations have been used to characterize air pollution in Ulan Bator by heavy metals during the 2008/2009 heating season. The degree of technogenicity of emissions and their main sources are determined. The diurnal and seasonal dynamics of atmospheric pollution are considered. It is found that many pollutants exceed maximum permissible con...
Article
Gathering the efficient information on water pollution of transboundary river systems remains the crucial task in international water management, environmental pollution control and prevention health problems. Countries, located in the low parts of the river basins, depend on the water strategy and water use in the adjacent countries, located upstr...
Article
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Paper provides basin-scale integrated assessment of water resources of the largest tributary of Lake Baikal (the Selenga River) extending from northern Mongolia into southern Siberia in Russia with special emphasis on total flow of water through a basin, its quality, structures, laws and economic factors that control its use for the present and fut...
Article
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The Caspian Sea is subject to alternating transgressions and regressions that exert a strong impact on the topography, sediments, vegetation, and soils in coastal zones. The last transgression of the Caspian Sea (1978-1995) caused the development of a marsh-lagoon system along the accumulative seashore of the Central Dagestan. Salt marshes are comp...
Article
Human impacts on Water and Sediment Quality of Selenga River system
Article
The landscape-geochemical consequences of the full cycle of Caspian Sea fluctuations (regression-transgression-stabilization) that has taken place in the recent decades are analyzed. The regressive and lagoon-transgressive sets of landscape-geochemical processes (LGPs) are characterized. The impact of the regressive stage on the environment is seen...
Article
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In Russia, 60 million people live in the cities with high levels of air pollu-tion. Comparative statistical analysis of pollutant emission and immission pro-cesses in 1099 cities in the country revealed the role of climate and other envi-ronmental factors, fuel mix, and the impact of agglomeration effect on the distribution of pollutants in the cit...
Article
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The intensity of technogenic transformation of principal physical and chemical properties of melted snow water and solid fraction of snow was evaluated for the Eastern district of Moscow. Technogenic specialization of snow dust, environment-hazardous pollutants and their deposition values were identified within particular functional types of land u...
Article
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The notion of "technophility" introduced by A. I. Perelman characterizes correlation between the intensity of use of chemical elements by the mankind and their mean concentrations in the lithosphere. Technophility of elements in the first decade of the 21st century is calculated and scenarios of its change towards the end of the century are suggest...
Article
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Based on the results of a biogeochemical survey, an assessment of the state of woody vegetation in the functional zones of Ulaanbaatar is given. A strong accumulation of Zn and Cd is detected in poplar leaves, with Mo and V found in larch needles. Among the factors responsible for the accumulation of microelements in poplar leaves, the main ones ar...
Article
Full-text available
Based on the results of the soil-geochemical survey, the assessment of the soil cover pollution in different Ulaanbaatar functional zones is given. The soils of the industrial and traffic zones concentrating a wide spectrum of pollutants (Zn, Mo, Cr, Cr, Cd, Pb, and Cu) are characterized by the strongest technogenic transformation. The soils of the...
Article
Full-text available
It is presented a generalized set of indicators for assessing ecological status of Russian cities exemplified by air pollution. A comparative analysis of indicators and indices of anthropogenic impact based on estimates of power, structure and technological characteristics of pollution sources, environmental sustainability, etc. is carried out Ther...
Article
Spatial distribution of the concentrations of mobile forms of Fe, Mn, Co, Zn, Cu, Pb, Cr and Ni in the surface soil horizon was studied for the erosional landscape-geochemical systems (ravine and balka) located in the central part of the Protva River basin. Statistical methods were applied to reveal the relations of the element concentrations and g...
Article
Spatial-temporal trends in soil pollution with lead have been revealed basing on the results of soil-geochemical surveys of the Eastern district of Moscow performed in 1989 and 2005. The data on bulk and mobile lead compounds for these years were used to compile maps of their technogenic anomalies in soils. The dynamics of pollution was evaluated a...
Article
The paper deals with the application of GIS-technologies for the assessment of the environmental impact of booster launching. The content of GIS databases developed for the impact zones is described in detail. The structure of databases was elaborated basing on technogenic and natural factors which predetermine the influence on the ecosystems of im...
Article
Full-text available
Qualitative and quantitative characteristics of the technogenic anomalies of heavy metal concentrations in the soils of Ulan Bator, Darkhan and Erdenet were obtained. Background geochemical conditions of the study area and the technogenic specialization of towns were determined. Spatial geochemical diversity of urban soils due to their functional s...
Article
This paper presents qualitative and quantitative assessment of technogenic anomalies of heavy metals in urban soils of Ulaanbaatar, Darkhan, and Erdenet (Mongolia), including the assessment of background geochemical conditions of the study area and technological specialization of the cities. The research efforts concentrated on identifying spatial...
Article
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The Caspian Sea, the largest inland water body on earth, shows sea-level fluctuations at much shorter time scales than the werld's oceans. It experienced a full sea-level cycle between 1929 and 1995, with amplitude of 3 meters. Rates of the sea-level change between the 1977 lowstand and the 1995 highstand average a hundred times that of the eustati...
Article
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The level of the Caspian Sea, the largest inland sea in the world, has fluctuated capriciously in history, with amplitudes up to 3 m in the last century, to 25 m in the last millennium, and to over 150 m since the Last Glacial. There is little consensus about the causes, and forecasts are contradictory, mainly due to a lack of solid data about past...
Article
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Investigations aimed at assessing dynamic characteristics of geochemical flows in landscape‐geochemical systems of different scales become particularly urgent in the case of increase in anthropogenic emissions of different substances into the environment. The assessment involves the determination of concentrations of chemical elements and compounds...
Article
The conceptual underpinning and the organizational structure of the existing system of higher environmental education in Russia are analysed. The system, embracing 129 universities, has been created in the last 10 years. At present there is a shift from general environmental education to education for sustainable development. The new system is base...
Conference Paper
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Geochemical data on modern stream sediments in the Guadalhorce basin (Province of Malaga, Spain) were used to explore the role of parent lithology and drainage basin size as well as grain-size differentiation. Sand-sized sediments (189 samples) with median grain sizes ranging from 2 to 0.125 mm were collected at 136 locations along different river...
Article
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Paleo-reconstruction of one new-Caspian transgression stage was carried out on the base of analysis of oxygen and carbon stable isotopes' content as well as of some metals in bivalve mollusk shells. Dynamics of δ18C values in mollusk shells upon their growth provides information on the temperature conditions and salinity of paleo-basins. The δ13C v...