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  <front>
    <journal-meta>
      <journal-id journal-id-type="issn">2411-3336</journal-id>
      <journal-id journal-id-type="eissn">2541-9404</journal-id>
      <journal-title-group>
        <journal-title xml:lang="ru">Записки Горного института</journal-title>
        <journal-title xml:lang="en">Journal of Mining Institute</journal-title>
      </journal-title-group>
      <publisher>
        <publisher-name xml:lang="ru">Санкт-Петербургский горный университет императрицы Екатерины ΙΙ</publisher-name>
        <publisher-name xml:lang="en">Empress Catherine II Saint Petersburg Mining University</publisher-name>
      </publisher>
    </journal-meta>
    <article-meta>
      <article-id custom-type="pmi" pub-id-type="custom">pmi-9585</article-id>
      <article-id pub-id-type="uri">https://pmi.spmi.ru/pmi/article/view/9585</article-id>
      <article-categories>
        <subj-group subj-group-type="section-heading" xml:lang="ru">
          <subject>Экологический мониторинг и безопасность окружающей среды</subject>
        </subj-group>
        <subj-group subj-group-type="section-heading" xml:lang="en">
          <subject>Environmental monitoring and environmental safety</subject>
        </subj-group>
      </article-categories>
      <title-group>
        <article-title xml:lang="en">Hydrological assessment of water availability periods in the Volga and Caspian Sea basins based on space and local ground monitoring</article-title>
        <trans-title-group xml:lang="ru">
          <trans-title>Гидрологическая оценка периодов водности бассейна Волги и Каспийского моря на основе космического и локального наземного мониторинга</trans-title>
        </trans-title-group>
      </title-group>
      <contrib-group>
        <contrib contrib-type="author" corresp="yes">
          <name name-style="eastern">
            <surname>Korablev</surname>
            <given-names>I. V.</given-names>
          </name>
          <name-alternatives>
            <name name-style="eastern" xml:lang="ru">
              <surname>Кораблев</surname>
              <given-names>И. В.</given-names>
            </name>
            <name name-style="western" xml:lang="en">
              <surname>Korablev</surname>
              <given-names>I. V.</given-names>
            </name>
          </name-alternatives>
          <email>pmi@spmi.ru</email>
          <xref ref-type="aff" rid="aff1"/>
        </contrib>
        <aff-alternatives id="aff1">
          <aff>
            <institution xml:lang="ru">Московский университет инженерной экологии (Россия)</institution>
          </aff>
          <aff>
            <institution xml:lang="en">Moscow University of Environmental Engineering (Russia)</institution>
          </aff>
        </aff-alternatives>
        <contrib contrib-type="author">
          <name name-style="eastern">
            <surname>Naidenov</surname>
            <given-names>V. I.</given-names>
          </name>
          <name-alternatives>
            <name name-style="eastern" xml:lang="ru">
              <surname>Найденов</surname>
              <given-names>В. И.</given-names>
            </name>
            <name name-style="western" xml:lang="en">
              <surname>Naidenov</surname>
              <given-names>V. I.</given-names>
            </name>
          </name-alternatives>
          <email>pmi@spmi.ru</email>
          <xref ref-type="aff" rid="aff2"/>
        </contrib>
        <aff-alternatives id="aff2">
          <aff>
            <institution xml:lang="ru">Институт водных проблем РАН (Москва, Россия)</institution>
          </aff>
          <aff>
            <institution xml:lang="en">Water Problems Institute (Moscow, Russia)</institution>
          </aff>
        </aff-alternatives>
        <contrib contrib-type="author">
          <name name-style="eastern">
            <surname>Feoktistov</surname>
            <given-names>A. A.</given-names>
          </name>
          <name-alternatives>
            <name name-style="eastern" xml:lang="ru">
              <surname>Феоктистов</surname>
              <given-names>А. А.</given-names>
            </name>
            <name name-style="western" xml:lang="en">
              <surname>Feoktistov</surname>
              <given-names>A. A.</given-names>
            </name>
          </name-alternatives>
          <email>pmi@spmi.ru</email>
          <xref ref-type="aff" rid="aff3"/>
        </contrib>
        <aff-alternatives id="aff3">
          <aff>
            <institution xml:lang="ru">Российское авиационно-космическое агентство (Россия)</institution>
          </aff>
          <aff>
            <institution xml:lang="en">Russian Aviation and Aerospace Agency (Russia)</institution>
          </aff>
        </aff-alternatives>
      </contrib-group>
      <pub-date pub-type="epub" iso-8601-date="2001-12-28">
        <day>28</day>
        <month>12</month>
        <year>2001</year>
      </pub-date>
      <pub-date date-type="collection">
        <year>2001</year>
      </pub-date>
      <volume>149</volume>
      <fpage>84</fpage>
      <lpage>87</lpage>
      <history>
        <date date-type="received" iso-8601-date="2000-10-04">
          <day>04</day>
          <month>10</month>
          <year>2000</year>
        </date>
        <date date-type="accepted" iso-8601-date="2000-11-02">
          <day>02</day>
          <month>11</month>
          <year>2000</year>
        </date>
        <date date-type="rev-recd" iso-8601-date="2001-12-28">
          <day>28</day>
          <month>12</month>
          <year>2001</year>
        </date>
      </history>
      <permissions>
        <copyright-statement>© I. V. Korablev, V. I. Naidenov, A. A. Feoktistov</copyright-statement>
        <copyright-year>2001</copyright-year>
        <copyright-holder xml:lang="ru">И. В. Кораблев, В. И. Найденов, А. А. Феоктистов</copyright-holder>
        <copyright-holder xml:lang="en">I. V. Korablev, V. I. Naidenov, A. A. Feoktistov</copyright-holder>
        <license xlink:href="http://creativecommons.org/licenses/by/4.0">
          <license-p>CC BY 4.0</license-p>
        </license>
      </permissions>
      <self-uri xlink:type="simple" xlink:href="https://pmi.spmi.ru/pmi/article/view/9585">https://pmi.spmi.ru/pmi/article/view/9585</self-uri>
      <abstract xml:lang="ru">
        <p>Рассмотрены нелинейные модели колебаний уровня Каспийского моря, стока и влагозапасов речных бассейнов. Показано, что резкие и непредсказуемые колебания уровня моря могут быть объяснены в рамках теории динамического хаоса. Предложена простая модель глобального климата Земли, де­монстрирующая его неустойчивость. Обоснована необходимость длительных и непрерывных наблю­дений за температурным режимом Каспийского моря и Волжского бассейна, которые могут быть обеспечены с помощью космического мониторинга.</p>
      </abstract>
      <abstract xml:lang="en">
        <p>Nonlinear models are considered in the report. The model describes the Caspian Sea level fluctuations, fluctuations of river basin runoff and water content. It is shown that sharp and unpredictable sea level fluctuations can be explained within the framework of the dynamic chaos theory. A simple model of the Earth's global climate is proposed. The model demonstrates the instability of the climate. The necessity of long-term and constant observations of the temperature regimes of the Caspian Sea and the Volga basin using aerospace monitoring is proved.</p>
      </abstract>
    </article-meta>
  </front>
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