Problems of heavy metals pollution of river seret and basic regulations of their migration in the river’s hydroecosystem
Heavy metals play a significant role among the pollutants of aquatic environments, because the compounds of these elements are redistributed in soil and surface water, accumulated by plants, redistributing within trophic chains, unlike organic toxicants.
Рубрика | Медицина |
Предмет | Medicine |
Вид | статья |
Язык | английский |
Прислал(а) | Fedoniuk Larysa |
Дата добавления | 11.03.2025 |
Размер файла | 26,7 K |
Отправить свою хорошую работу в базу знаний просто. Используйте форму, расположенную ниже
Студенты, аспиранты, молодые ученые, использующие базу знаний в своей учебе и работе, будут вам очень благодарны.
Подобные документы
The physiological, hygienic and epidemiological value of water. Diseases associated with water factor. Measures to prevent transmission of infectious diseases through the water. Influence of biological factors on survival of microorganisms in water.
презентация [762,9 K], добавлен 17.05.2016Body Water Compartments. The main general physico-chemical laws. Disorders of water and electrolyte balance. Methods bodies of water in the body, and clinical manifestations. Planning and implementation of treatment fluid and electrolyte disorders.
презентация [1,1 M], добавлен 11.09.2014Classification of the resistance. External and internal barnry protecting the human body from pathological factors of the environment. The chemical composition of the blood, its role and significance. Influence the age on individual reactivity progeria.
презентация [4,5 M], добавлен 17.10.2016Improvement of antibiotic production. Use of antibiotics in human, veterinary and plant medicine. Genetic manipulation of antibiotic producers. Influence of low molecular compounds. Conservation of microorganisms. Protection of workers and life safety.
дипломная работа [1,2 M], добавлен 12.04.2015Disease of the calcified tissues of the teeth. Demineralization of the mineral portion of enamel and dentine followed by disintegration of their organic material. Classification of caries. Prevention and treatment of caries. The composition of the pulp.
презентация [424,6 K], добавлен 14.12.2016The structure of the human lung: diaphragmatic, rib, interlobar and medial surface; front, rear and bottom edges; tip and base. Gaseous exchange in the alveoli and bronhyoly. Lung volumes and capacities. Peak flow and causes of narrowing of the airways.
презентация [441,9 K], добавлен 21.05.2014Areas with significant numbers of malaria cases: Africa, the Middle East, India, Southeast Asia, South America, Central America and parts of the Caribbean. Etiology, symptoms and diagnosis of the disease, methods of treatment and antimalarial immunity.
презентация [286,9 K], добавлен 02.10.2012General characteristics of antibiotics. Production of penicillin, statement of the process. Fermentation, filtering, pre-treatment of native solution. Extraction, purification of penicillin, isolation of crystalline salts. The thermal properties of air.
курсовая работа [851,9 K], добавлен 01.11.2013Among many problems which are actual today for our society, the problem of alcoholism is on one of the first places. The damage which this trouble makes to separate people, to families as a whole is too great. Alcohol consumption in Kazakhstan.
практическая работа [18,3 K], добавлен 29.04.2008The complement system - part of the immune system as a set of complex proteins. History of the concept. Its biological functions, regulation, role in diseases. Stages of activation: the alternative and lectin pathway. Mannose-binding Lectin deficiency.
презентация [932,7 K], добавлен 17.03.2017Anatomical and physiological concepts about the structure and functions of the peripheral nervous system. Role of the autonomic nervous system in the regulation of the internal organs of the organism. The structure of the cranial and spinal nerves PNS.
презентация [326,9 K], добавлен 21.05.2014Introduction to the functionality of the most important internal organs. The main causes of supraventricular and ventricular tachycardia. Features of the structure and basic functions of the human heart. The study of the three phases of the heart.
презентация [3,8 M], добавлен 12.05.2013The concept and the main causes of atherosclerosis, primary symptom. The mechanisms of atherosclerosis, main causes The symptoms and consequences, prevention. Atherosclerosis treatments. Basic approaches to diagnosis and treatment of this disease.
презентация [813,1 K], добавлен 21.11.2013Churg-Strauss syndrome, microscopic polyangiitis as one of the basic types of the small vessel vasculitis. Specific features of differential diagnosis of pulmonary-renal syndrome. Characteristics of the anti-neutrophil cytoplasmic autoantibodies.
презентация [8,2 M], добавлен 18.10.2017Gastroesophageal reflux disease. Factors contributing to its the development. Esophageal symptoms of GERD. Aim of treatment. Change the life style. A basic medical treatment for GERD includes the use of prokinetic drugs with antisecretory agents.
презентация [390,7 K], добавлен 27.03.2016Air, water and soil as necessity for existence of all living things. Importance of solving the environmental problems that endanger people's lives. Water and air pollution. Pesticides, rubbish and poison-beware. Reduction of pollution. Drainage systems.
доклад [27,1 K], добавлен 08.01.2011Among the most urgent problems are the ozone layer, acid rains, global warming, toxic pollution of atmosphere, disappearance of forests, contamination of underground waters by chemical elements, destruction of soil in some areas.
топик [5,9 K], добавлен 13.05.2002Air pollution. Deforestation. Acid rain. The "Green House Effect". Water pollution. Toxic waste pollution. Environmental movements. Rates of deforestation. Carbon Dioxide Emissions per Units of Economic Output. Increase of global surface temperature.
курсовая работа [51,8 K], добавлен 13.05.2005Threat of ecological accident as a result of business activity of the person. The industrial enterprises polluting atmosphere. Growing number of the illnesses caused by an air way and pollution of water. Environmental problems in the Arkhangelsk region.
топик [10,3 K], добавлен 04.02.2009Greenpeace is like a non-political organization which dials with most urgent ecological problems and protests against weapon tests, sea and soil pollution. The structure of organization and arrangement its headquarters. The goal and common mission.
презентация [11,8 M], добавлен 22.03.2012