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<article article-type="research-article" dtd-version="1.3" xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xml:lang="ru"><front><journal-meta><journal-id journal-id-type="publisher-id">asu</journal-id><journal-title-group><journal-title xml:lang="ru">Вестник Атырауского университета имени Халела Досмухамедова</journal-title><trans-title-group xml:lang="en"><trans-title>Bulletin of the Khalel Dosmukhamedov Atyrau University</trans-title></trans-title-group></journal-title-group><issn pub-type="ppub">2077-0197</issn><issn pub-type="epub">2790-332X</issn><publisher><publisher-name>Атырауский университет имени Халела Досмухамедова</publisher-name></publisher></journal-meta><article-meta><article-id custom-type="elpub" pub-id-type="custom">asu-100</article-id><article-categories><subj-group subj-group-type="heading"><subject>Research Article</subject></subj-group><subj-group subj-group-type="section-heading" xml:lang="ru"><subject>ЭКОЛОГИЯ ЖӘНЕ ЖАРАТЫЛЫСТАНУ ҒЫЛЫМДАР</subject></subj-group></article-categories><title-group><article-title></article-title><trans-title-group xml:lang="en"><trans-title></trans-title></trans-title-group></title-group><contrib-group><contrib contrib-type="author" corresp="yes"><name-alternatives/><email xlink:type="simple">noemail@neicon.ru</email></contrib><contrib contrib-type="author" corresp="yes"><name-alternatives/><email xlink:type="simple">noemail@neicon.ru</email></contrib></contrib-group><pub-date pub-type="collection"><year>2018</year></pub-date><pub-date pub-type="epub"><day>19</day><month>02</month><year>2021</year></pub-date><volume>51</volume><issue>4</issue><fpage>131</fpage><lpage>135</lpage><permissions><copyright-statement>Copyright &amp;#x00A9; Токабасова А.К., Беккулова А.Е., 2021</copyright-statement><copyright-year>2021</copyright-year><copyright-holder xml:lang="ru">Токабасова А.К., Беккулова А.Е.</copyright-holder><copyright-holder xml:lang="en">Токабасова А.К., Беккулова А.Е.</copyright-holder><license xml:lang="ru" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>Данная работа распространяется под лицензией Creative Commons Attribution 4.0.</license-p></license><license xml:lang="en" license-type="creative-commons-attribution" xlink:href="https://creativecommons.org/licenses/by/4.0/" xlink:type="simple"><license-p>This work is licensed under a Creative Commons Attribution 4.0 License.</license-p></license></permissions><self-uri xlink:href="https://asu.ejournal.kz/jour/article/view/100">https://asu.ejournal.kz/jour/article/view/100</self-uri><trans-abstract xml:lang="en"><p>This article outlines water purification technologies and protective measures associated with the biological circulation of water and the current pollution of water resources, since water is the main source of livelihoods. One of the urgent problems of ecology is the state of the water resources of the Republic of Kazakhstan. The availability and condition of water resources is a vital factor affecting the economic development of a country. In this article, since water is the main source of life, biodiversity of water resources and technologies of water treatment and protection measures, which are currently associated with water pollution. One of the key issues in the field of ecology is the state of water resources of the Republic of Kazakhstan.</p></trans-abstract><kwd-group xml:lang="en"><kwd>Wastewater</kwd><kwd>biological treatment method</kwd><kwd>chemical treatment</kwd><kwd>mechanical method</kwd><kwd>biofuel</kwd><kwd>contaminated water</kwd><kwd>lubricating water</kwd><kwd>MPC</kwd><kwd>MPE</kwd></kwd-group></article-meta></front><back><ref-list><title>References</title><ref id="cit1"><label>1</label><citation-alternatives><mixed-citation xml:lang="ru">Ротмистров М.Н., Гвоздяк П.И., Ставская С.С. Микробиология очистки воды. Киев, 1978. - 112 с.</mixed-citation><mixed-citation xml:lang="en">Ротмистров М.Н., Гвоздяк П.И., Ставская С.С. Микробиология очистки воды. Киев, 1978. - 112 с.</mixed-citation></citation-alternatives></ref><ref id="cit2"><label>2</label><citation-alternatives><mixed-citation xml:lang="ru">Керейбаева Г. Х., Лапшина И. З./ Табиғи және ағынды суларды тазарту техникасы мен технологиясы. 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