Natural sciences

ASSESSMENT OF THE STATUS OF POPULATIONS OF LEPIDOPTERA (INSECTA, LEPIDOPTERA) LISTED IN THE RED DATA BOOK OF VOLGOGRAD OBLAST AND THE NEED FOR MEASURES TO PROTECT THEM

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Research article

DOI:

https://doi.org/10.60797/IRJ.2026.165.95

EDN:

BIYHOM

Suggested:

02.02.2026

Accepted:

04.03.2026

Published:

17.03.2026

Issue: № 3 (165), 2026

Rightholder: authors. License: Attribution 4.0 International (CC BY 4.0)

EXACT SOLUTIONS IN THE THEORY OF NONLINEAR LONG WAVES IN FLUIDS WITH VORTEXES AND PRESSURE

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Research article

Timchenko T. V.

DOI:

https://doi.org/10.60797/IRJ.2026.165.87

EDN:

ZRAWXE

Suggested:

02.02.2026

Accepted:

27.02.2026

Published:

17.03.2026

Issue: № 3 (165), 2026

Rightholder: authors. License: Attribution 4.0 International (CC BY 4.0)

148

RESEARCH ON THE MICROBIOTA OF ACTIVATED SLUDGE FROM WASTEWATER

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Research article

DOI:

https://doi.org/10.60797/IRJ.2026.165.51

EDN:

RNHNFC

Suggested:

31.01.2026

Accepted:

19.02.2026

Published:

17.03.2026

Issue: № 3 (165), 2026

Rightholder: authors. License: Attribution 4.0 International (CC BY 4.0)

A COMPLEX APPROACH TO MONITORING SEASONAL CHANGES IN THE HIGH-ALTITUDE ECOSYSTEMS OF THE MULTA LAKES BASED ON REMOTE SENSING DATA

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Research article

Rovenskii M. K.

DOI:

https://doi.org/10.60797/IRJ.2026.165.52

EDN:

QTSFRD

Suggested:

30.01.2026

Accepted:

26.02.2026

Published:

17.03.2026

Issue: № 3 (165), 2026

Rightholder: authors. License: Attribution 4.0 International (CC BY 4.0)

105

METHODOLOGY FOR EVALUATING THE TECHNICAL AND ECONOMIC INDICATORS OF THE EFFICIENCY OF WASTE MANAGEMENT FACILITIES IN MOSCOW OBLAST

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Research article

Kharlamova M. D.

Averyanova Y. I.

DOI:

https://doi.org/10.60797/IRJ.2026.165.107

Suggested:

25.01.2026

Accepted:

06.03.2026

Published:

17.03.2026

Issue: № 3 (165), 2026

Rightholder: authors. License: Attribution 4.0 International (CC BY 4.0)

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