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Author publications

Kristaps Siltumens

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Showing 1-23 of 23 records

25th International Multidisciplinary Scientific GeoConference Proceedings SGEM 2025, Water Resources, Forest, Marine, and Ocean Ecosystems, Vol 25, Issue 3.2

Publication

ASSESSMENT OF HYDROCHEMICAL VARIABILITY IN THE SVETE RIVER AND ITS TRIBUTARIES UNDER ANTHROPOGENIC PRESSURE

(STEF92 Technology, 2025-12-27, Anda Bakute, Inga Grīnfelde, Paula Miezaka, Kristaps Siltumens, Jovita Pilecka-Uļčugačeva)

Hydrology and Water Resources2025

DOIWater quality Rural water management Nitrogen and phosphorus loads River Svete

24th International Multidisciplinary Scientific GeoConference Proceedings SGEM 2024, Energy and Clean Technologies, Vol 24, Issue 4.2

Publication

ASSESSMENT OF HEAVY METAL CONTAMINATION IN URBAN SNOW: A CASE STUDY OF NICKEL AND COPPER IN JELGAVA, LATVIA

(STEF92 Technology, 2024-12-15, Jovita Pilecka-Uļčugačeva, Anda Bakute, Māris Bērtiņš, Kristaps Siltumens, Inga Grīnfelde)

Air Pollution and Climate Change2024

DOIWaste burning metal industry pollution accumulation food chains toxicity

24th International Multidisciplinary Scientific GeoConference Proceedings SGEM 2024, Energy and Clean Technologies, Vol 24, Issue 4.1

Publication

BIOMONITORING OF HEAVY METALS IN THE CITY OF JELGAVA, LATVIA USING LICHEN, XANTHORIA PARIETINA

(STEF92 Technology, 2024-11-01, Jovita Pilecka-Uļčugačeva, Anda Bakute, Oskars Purmalis, Kristaps Siltumens, Inga Grīnfelde)

Air Pollution and Climate Change2024

DOIir pollution heavy metals ICP-OES particulate matter Xanthoria parietina

24th International Multidisciplinary Scientific GeoConference Proceedings SGEM 2024, Energy and Clean Technologies, Vol 24, Issue 4.2

Publication

EFFECTS OF TILLAGE SYSTEMS ON METHANE ASSIMILATION IN CAMBIC CALCISOL AND IMPLICATIONS FOR CLIMATE CHANGE MITIGATION

(STEF92 Technology, 2024-12-15, Kristine Valujeva, Jovita Pilecka-Uļčugačeva, Kristaps Siltumens, Olga Skiste, Inga Grīnfelde)

Air Pollution and Climate Change2024

DOIconventional tillage reduced tillage agriculture GHG emissions Picarro G2508 soil

24th International Multidisciplinary Scientific GeoConference Proceedings SGEM 2024, Water Resources. Forest, Marine and Ocean Ecosystems, Vol 24, Issue 3.1

Publication

TEMPORAL VARIATIONS IN GREENHOUSE GAS EMISSIONS FROM AGRICULTURAL SOILS

(STEF92 Technology, 2024-11-01, Kristine Valujeva, Jovita Pilecka-Uļčugačeva, Kristaps Siltumens, Olga Skiste, Inga Grīnfelde)

Soils2024

DOInitrous oxide carbon dioxide methane Picarro G2508 land management

24th International Multidisciplinary Scientific GeoConference Proceedings SGEM 2024, Ecology, Economics, Education and Legislation, Vol 24, Issue 5.1

Publication

THE TRANSFORMATION OF EDUCATIONAL MODELS AS THE KEY FACTOR OF ECO-INNOVATIONS

(STEF92 Technology, 2024-11-15, Katrina Muizniece, Jovita Pilecka-Uļčugačeva, Kristaps Siltumens, Dace Butenaite, Inga Grīnfelde)

Education and Accreditation2024

DOIeducational models eco-innovations educational system transformation

SGEM International Multidisciplinary Scientific GeoConference- EXPO Proceedings; 23rd International Multidisciplinary Scientific GeoConference Proceedings SGEM 2023, Energy and Clean Technologies, Vol 23, Issue 4.2

Publication

EFFECT OF SOIL GRANULOMETRIC COMPOSITION AND MOISTURE ON THE FORMATION OF N2O ISOTOPES

(STEF92 Technology, 2023-12-15, Sindija Liepa, Dace Butenaite, Jovita Pilecka-Uļčugačeva, Kristaps Siltumens, Inga Grīnfelde)

Air Pollution and Climate Change2023

DOIN2O isotopes agricultural soil moisture Picarro G5131-i.

SGEM International Multidisciplinary Scientific GeoConference- EXPO Proceedings; 23rd International Multidisciplinary Scientific GeoConference Proceedings SGEM 2023, Energy and Clean Technologies, Vol 23, Issue 4.1

Publication

FORMATION OF N2O ISOTOPES IN AGRICULTURAL SOILS

(STEF92 Technology, 2023-10-01, Sindija Liepa, Dace Butenaite, Jovita Pilecka-Uļčugačeva, Kristaps Siltumens, Inga Grīnfelde)

Air Pollution and Climate Change2023

DOIN2O isotopes agricultural soil Picarro G5131-I soil ph

SGEM International Multidisciplinary Scientific GeoConference- EXPO Proceedings; 23rd International Multidisciplinary Scientific GeoConference Proceedings SGEM 2023, Energy and Clean Technologies, Vol 23, Issue 4.2

Publication

INTERACTION BETWEEN METHANE AND CARBON DIOXIDE EMISSIONS USING METHANE-REDUCING BIOCOVER

(STEF92 Technology, 2023-12-15, Kristaps Siltumens, Inga Grīnfelde, Juris Burlakovs, Sindija Liepa, Jovita Pilecka-Uļčugačeva)

Air Pollution and Climate Change2023

DOIAir pollution biodegradation greenhouse gas mitigation measures emissions interaction

SGEM International Multidisciplinary Scientific GeoConference- EXPO Proceedings; 23rd International Multidisciplinary Scientific GeoConference Proceedings SGEM 2023, Energy and Clean Technologies, Vol 23, Issue 4.2

Publication

INTERACTION BETWEEN METHANE AND NITROUS OXIDE EMISSIONS USING METHANE-REDUCING BIOCOVER

(STEF92 Technology, 2023-12-15, Kristaps Siltumens, Inga Grīnfelde, Juris Burlakovs, Sindija Liepa, Jovita Pilecka-Uļčugačeva)

Air Pollution and Climate Change2023

DOIAir pollution biodegradation greenhouse gas mitigation measures emissions interaction

SGEM International Multidisciplinary Scientific GeoConference- EXPO Proceedings; 23rd International Multidisciplinary Scientific GeoConference Proceedings SGEM 2023, Energy and Clean Technologies, Vol 23, Issue 4.1

Publication

REDUCTION OF METHANE EMISSION FROM LANDFILLS WITH CELLULOSE IN BIOCOVER

(STEF92 Technology, 2023-10-01, Kristaps Siltumens, Inga Grīnfelde, Sindija Liepa, Juris Burlakovs, Sabine Makejeva)

Air Pollution and Climate Change2023

DOIBiocover methane emissions fine fraction waste cellulose

SGEM International Multidisciplinary Scientific GeoConference- EXPO Proceedings; 23rd International Multidisciplinary Scientific GeoConference Proceedings SGEM 2023, Energy and Clean Technologies, Vol 23, Issue 4.2

Publication

THE DISTRIBUTION OF TUNGSTEN IN JELGAVA CITY AT 2022 AND 2023

(STEF92 Technology, 2023-12-15, Jovita Pilecka-Uļčugačeva, Anda Bakute, Māris Bērtiņš, Kristaps Siltumens, Inga Grīnfelde)

Air Pollution and Climate Change2023

DOItungsten ICP-MS air pollution snow traffic in the city

SGEM International Multidisciplinary Scientific GeoConference- EXPO Proceedings; 22nd SGEM International Multidisciplinary Scientific GeoConference Proceedings 2022, Energy and Clean Technologies, VOL 22, ISSUE 4.2

Publication

BIOCOVER COMPOSITION IMPACT ON LANDFILL METHANE EMISSIONS REDUCTION

(STEF92 Technology, 2022-12-27, Kristaps Siltumens, Inga Grīnfelde, Sindija Liepa, Elina Paula Puzule, Juris Burlakovs)

Air Pollution and Climate Change2022

DOIBiocover GHG mitigation measures methane emissions fine fraction biodegradation

SGEM International Multidisciplinary Scientific GeoConference- EXPO Proceedings; 22nd SGEM International Multidisciplinary Scientific GeoConference Proceedings 2022, Energy and Clean Technologies

Publication

EFFECT OF SOIL PHYSICAL PROPERTIES ON N2O ISOTOPE FORMATION

(STEF92 Technology, 2022-11-15, Sindija Liepa, Kristaps Siltumens, Jovita Pilecka-Uļčugačeva, Inga Grīnfelde, Dace Butenaite)

Air Pollution and Climate Change2022

DOIN2O isotopes soil moisture Picarro G5131-i

SGEM International Multidisciplinary Scientific GeoConference- EXPO Proceedings; 22nd SGEM International Multidisciplinary Scientific GeoConference Proceedings 2022, Energy and Clean Technologies, VOL 22, ISSUE 4.2

Publication

FARM MANAGEMENT PRACTICE IMPACT ON N2O EMISSION

(STEF92 Technology, 2022-12-27, Dace Butenaite, Sindija Liepa, Kristaps Siltumens, Jovita Pilecka-Uļčugačeva, Inga Grīnfelde)

Air Pollution and Climate Change2022

DOIN2O isotopes biological agriculture conventional agriculture Picarro G5131-i

SGEM International Multidisciplinary Scientific GeoConference- EXPO Proceedings; 22nd SGEM International Multidisciplinary Scientific GeoConference Proceedings 2022, Energy and Clean Technologies

Publication

IMPACTS OF GRASSLAND PLANT COMPOSITION ON GHG EMISSIONS IN CLAY SOIL

(STEF92 Technology, 2022-11-15, Kristaps Siltumens, Sindija Liepa, Inga Grīnfelde, Diāna Ruska, Dzidra Kreišmane)

Air Pollution and Climate Change2022

DOIGrassland GHG emissions clay soil plant composition

SGEM International Multidisciplinary Scientific GeoConference- EXPO Proceedings; 22nd SGEM International Multidisciplinary Scientific GeoConference Proceedings 2022, Energy and Clean Technologies, VOL 22, ISSUE 4.2

Publication

INFLUENCE OF GROWN CULTURE ON N2O FORMATION

(STEF92 Technology, 2022-12-27, Sindija Liepa, Kristaps Siltumens, Jovita Pilecka-Uļčugačeva, Inga Grīnfelde, Dace Butenaite)

Air Pollution and Climate Change2022

DOIN2O isotopes crops GHG mitigation measures Picarro G5131-i

SGEM International Multidisciplinary Scientific GeoConference- EXPO Proceedings; 22nd SGEM International Multidisciplinary Scientific GeoConference Proceedings 2022, Water Resources. Forest, Marine and Ocean Ecosystems, VOL 22, ISSUE 3.2

Publication

POLDER SYSTEM IMPACT ON NATURA 2000 TERRITORIES: A CASE STUDY OF VALGUNDE LATVIA

(STEF92 Technology, 2022-12-27, Kristaps Siltumens, Inga Grīnfelde, Sindija Liepa, Jovita Pilecka-Uļčugačeva, Anda Bakute)

Hydrology and Water Resources2022

DOINatuura2000 Polder systems drainage system wetland water balance

SGEM International Multidisciplinary Scientific GeoConference- EXPO Proceedings; 22nd SGEM International Multidisciplinary Scientific GeoConference Proceedings 2022, Science and Technologies in Geology, Exploration And Mining

Publication

POTENTIOMETRICAL SCREENING OF LANDFILL MINED FINE FRACTION OF WASTE

(STEF92 Technology, 2022-11-15, Juris Burlakovs, Jovita Pilecka-Uļčugačeva, Inga Grīnfelde, Kristaps Siltumens, Zane Vincēviča–Gaile)

Mineral Processing2022

DOIselective ion potentiometry biocover quality heavy metals leaching free exchange cations

SGEM International Multidisciplinary Scientific GeoConference- EXPO Proceedings; 22nd SGEM International Multidisciplinary Scientific GeoConference Proceedings 2022, Energy and Clean Technologies

Publication

THE SPATIAL AND TEMPORAL DISTRIBUTION OF LEAD IN SNOW: CASE STUDY OF JELGAVA CITY

(STEF92 Technology, 2022-11-15, Kristaps Siltumens, Sindija Liepa, Juris Burlakovs, Oskars Purmalis, Viktorija Visocka)

Air Pollution and Climate Change2022

DOIlead air quality pollution ICP-AES snow

SGEM International Multidisciplinary Scientific GeoConference- EXPO Proceedings; 22nd SGEM International Multidisciplinary Scientific GeoConference Proceedings 2022, Energy and Clean Technologies

Publication

THE SPATIAL AND TEMPORAL DISTRIBUTION OF ZINC IN SNOW: CASE STUDY OF JELGAVA CITY

(STEF92 Technology, 2022-11-15, Jovita Pilecka-Uļčugačeva, Inga Grīnfelde, Reinis Mednis, Anda Bakute, Kristaps Siltumens)

Air Pollution and Climate Change2022

DOIpollution heavy metals environment ArcGIS Inverse distance weighted (IDW)

SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 21st SGEM International Multidisciplinary Scientific GeoConference Proceedings 2021, Water Resources. Forest, Marine and Ocean Ecosystems

Publication

HYDROLOGICAL REGIME OPTIMIZATION MODEL FOR SUSTAINABLE MANAGEMENT OF LAKE: CASE STUDY OF TASU LAKE

(STEF92 Technology, 2021-12-20, Kristaps Siltumens, Inga Grīnfelde, Jovita Pilecka-Uļčugačeva, Lasma Lucija Vebere, Anda Bakute)

Hydrology and Water Resources2021

DOIIntegrated water management hydrological regime optimization model sustainable nitrogen management

SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 21st SGEM International Multidisciplinary Scientific GeoConference Proceedings 2021, Water Resources. Forest, Marine and Ocean Ecosystems

Publication

THE LAND USE AND CLIMATE CHANGE IMPACT ON LAKE USMA HYDROLOGICAL REGIME

(STEF92 Technology, 2021-12-20, Anda Bakute, Inga Grīnfelde, Jovita Pilecka-Uļčugačeva, Sindija Liepa, Kristaps Siltumens)

Hydrology and Water Resources2021

DOIclimate hydrological regime land use hydrological modelling

Showing 1-23 of 23 records