Issue 4 in 2021

Section 1: Theoretical problems of ecology
1	Sorbents for surface and waste water purification from oil and its processing products P. 6–11 DOI: 10.25750/1995-4301-2021-4-006-011	L.N. Olshanskaya E.A. Tatarintseva
2	Polycyclic aromatic hydrocarbons: characteristics, sources, standardization, spectroscopic determination methods (review) P. 12–19 DOI: 10.25750/1995-4301-2021-4-012-019	O.A. Plotnikova G.V. Melnikov E.I. Tikhomirova
Section 2: Methodology and research methods. Models and forecasts
3	Flotation technologies for purification of filtration waters of solid waste landfills P. 20–27 DOI: 10.25750/1995-4301-2021-4-020-027	V.P. Meshalkin V.S. Kovalenko G.A. Shcherbakova A.V. Kolesnikov
4	Methodology for determining regional thresholds for the calculation of standards for the permissible discharge of liquid industrial waste into surface waters P. 28–33 DOI: 10.25750/1995-4301-2021-4-028-033	Yu.A. Tunakova S.V. Novikova E.V. Baibakova V.S. Valiev
5	Technological solutions and experience of industrial processing of liquid acid-alkaline waste P. 34–42 DOI: 10.25750/1995-4301-2021-4-034-042	V.А. Brodskiy А.V. Kolesnikov Yu.O. Malkova P.N. Kisilenko A.V. Perfileva
6	Preparation of sodium sulfate by isohydric crystallization during reverse osmotic treatment of mineralized wastewater and solution neutralization P. 43–49 DOI: 10.25750/1995-4301-2021-4-043-049	I.A. Pochitalkina A.V. Desyatov T.A. Pavlishcheva I.B. Sibiryakova I.M. Kostanov A.V. Kolesnikov
7	Production of pigments for concrete based on iron-containing industrial waste P. 50–57 DOI: 10.25750/1995-4301-2021-4-050-057	N.V. Syrchina L.V. Pilip
8	Ways to reduce CO and NO emissions in the installation for environmentally friendly rubber incineration P. 58–63 DOI: 10.25750/995-4301-2021-4-058-063	I.A. Zyryanov А.G. Budin A.P. Pozolotin A.S. Vladykin
9	“Green” fabrication of poly (vinylidene fluoride) membranes for microfiltration P. 64–70 DOI: 10.25750/1995-4301-2021-4-064-070	E.S. Shirokova P.A. Sozinov V.A. Cherepanova O.V. El’kin S.V. Fomin D.A. Kozulin A.N. Bushuev I.V. Tolstobrov I.S. Kraeva
10	Scientific and methodological aspects of the organization of environmental monitoring of near-aerodrome territories P. 71–75 DOI: 10.25750/1995-4301-2021-4-071-075	Zh.Yu. Kochetova O.V. Bazarsky N.V. Maslova I.S Lazarev
Section 3: Monitoring of natural and anthropogenically disturbed areas
11	Environmental monitoring of atmospheric air in the vicinity of Rooppur NPP (People’s Republic of Bangladesh) P. 76–82 DOI: 10.25750/1995-4301-2021-4-076-082	D.N. Kurbakov R.A. Mikailova A.V. Panov
12	Microbiological monitoring of technogenically polluted reservoirs of the Absheron industrial region P. 83–89 DOI: 10.25750/1995-4301-2021-4-083-089	А.S. Gasimova N.M. Ismailov А.G. Talibly
13	Consequences of the impact of some industrial plants on the content of heavy metals in soils P. 90–97 DOI: 10.25750/1995-4301-2021-4-090-097	A.R. Sukiasyan S.Z. Kroyan S.G. Skugoreva A.A. Kirakosyan H.Gh. Ghazaryan
14	Fluctuating asymmetry in the integrated environmental and biogeochemical monitoring of the tailings dam P. 98–103 DOI: 10.25750/1995-4301-2021-4-098-103	S.F. Tyutikov V.V. Ermakov A.P. Degtyaryov V.N. Danilova U.A. Gulyaeva
Section 4: Chemistry of natural environments and objects
15	Rare earth elements in soils and plants of meadow biocenoses P. 104–111 DOI: 10.25750/1995-4301-2021-4-104-111	E.V. Dabakh
Section 5: Environmental problems
16	Primary comparative assessment of the environmental safety of alternative options for the location of a hazardous industrial facility P. 112–118 DOI: 10.25750/1995-4301-2021-4-112-118	V.A. Zhigulsky D.V. Zhigulskaya V.F. Shuisky E.Yu. Chebykina
17	Assessment of the impact of seepage waters in landfills for solid waste and activated sludge on the water quality of small rivers in the humid zone P. 119–126 DOI: 10.25750/1995-4301-2021-4-119-126	M.B. Zobkov M.V. Zobkova A.V. Sabylina T.A. Efremova
18	On the issue of the use of waste from water desalting ion exchange units of power plants P. 127–132 DOI: 10.25750/1995-4301-2021-4-127-132	A.Yu. Prosekov I.V. Timoshchuk A.K. Gorelkina
Section 6: Ecotoxicology
19	Comprehensive assessment of the toxicity of river and waste waters, formed on the territory contaminated by industrial waste P. 133–139 DOI: 10.25750/1995-4301-2021-4-133-139	T.A. Musikhina A.A. Iurlov E.A. Zemtsova V.Yu. Filatov
Section 7: Ecologization of production
20	Modern methods of recovery, reuse and safe disposal of hazardous metal-containing waste P. 140–147 DOI: 10.25750/1995-4301-2021-4-140-147	D.O. Lemeshev A.S. Protasov V.A. Kolesnikov
21	Complex processing of phosphatic ores enrichment waste P. 148–153 DOI: 10.25750/1995-4301-2021-4-148-153	D.Y. Turaev I.A. Pochitalkina
22	Catalytic oxidative degradation of the azorubine dye in wastewater P. 154–159 DOI: 10.25750/1995-4301-2021-4-154-159	T.V. Kon’kova I.S. Belkina A.D. Stoyanova V.A. Kolesnikov
23	Treatment of electroplating wastewater from metal ions with the use of sorption in static mode and electroflotation P. 160–166 DOI: 10.25750/1995-4301-2021-4-160-166	A.M. Gaydukova V.A. Kolesnikov A.A. Pokhvalitova
24	Energy and resource-saving technologies for utilization of metal-containing galvanic sludges P. 167–173 DOI: 10.25750/1995-4301-2021-4-167-173	L.N. Olshanskaya E.A. Tatarintseva E.N. Lazareva E.V. Yakovleva O.A. Aref’eva
Section 8: Population ecology
25	The effect of enrichment tailings of phosphorites as fertilizers on soil algo-cyanobacterial communities P. 174–180 DOI: 10.25750/1995-4301-2021-4-174-180	L.V. Kondakova N.V. Syrchina T.Ya. Ashikhmina
26	Bioindication of oil-contaminated soils using invertebrates P. 181–186 DOI: 10.25750/1995-4301-2021-4-181-186	E.N. Melekhina A.A. Taskaeva
Section 9: Remediation and recultivation
27	Remediation of territories contaminated with mercury waste P. 187–192 DOI: 10.25750/1995-4301-2021-4-187-192	А.N. Fedoseev A.S. Makarova A.Yu. Kushu
28	Possibility of disposal of plastic waste using micromycetes Fusarium solani and Trichoderma lignorum P. 193–202 DOI: 10.25750/1995-4301-2021-4-193-202	S.G. Skugoreva E.A. Gornostaeva A.A. Burkov T.I. Kutyavina K.I. Yuzhanin L.I. Domracheva T.Ya. Ashikhmina
Section 10: Social ecology
29	New conditions for handling wastes of I–II hazard classes. Prospects for business and government P. 203–209 DOI: 10.25750/1995-4301-2021-4-203-209	A.S. Petrova
30	Active carbons as an important factor in the sustainable development of the economy and the quality of life of the population P. 210–217 DOI: 10.25750/1995-4301-2021-4-210-217	V.M. Mukhin N.V. Korolev
31	Contribution of carbon dioxide and water to the greenhouse effect P. 218–223 DOI: 10.25750/1995-4301-2021-4-218-223	N.V. Syrchina G.Ya. Kantor V.N. Pugach T.Ya. Ashikhmina
32	Problems of legal regulation of medical waste disposal P. 224–229 DOI: 10.25750/1995-4301-2021-4-224-229	E.D. Vetoshkina E.S. Koshcheeva M.A. Smirnov
33	Lake Baikal as a natural World Heritage site: recent issues of protection under international law P. 230–236 DOI: 10.25750/1995-4301-2021-4-230-236	Y. M. Gordeeva
Section 11: Chronicle
34	The first “Mendeleev ecological expedition” to Baikal P. 237–238	S.V. Zanko
35	Ecology and sustainable development: priorities of science and education P. 239–240	D.S. Ermakov
36	Ecological Forum in Kirov P. 241–242	T.Ya. Ashikhmina S.Yu. Ogorodnikova

36, Moskovskya street, Kirov, 610000, Editorial Board "Theoretical and Applied Ecology."

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The journal was founded in 2007