Search Results - "Ialongo, Iolanda"
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Analysis of Four Years of Global XCO2 Anomalies as Seen by Orbiting Carbon Observatory-2
Published in Remote sensing (Basel, Switzerland) (01-04-2019)“…NASA’s carbon dioxide mission, Orbiting Carbon Observatory-2, began operating in September 2014. In this paper, we analyze four years (2015–2018) of global…”
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Satellites capture socioeconomic disruptions during the 2022 full-scale war in Ukraine
Published in Scientific reports (22-09-2023)“…Since February 2022, the full-scale war in Ukraine has been strongly affecting society and economy in Ukraine and beyond. Satellite observations are crucial…”
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Satellite-based estimates of nitrogen oxide and methane emissions from gas flaring and oil production activities in Sakha Republic, Russia
Published in Atmospheric Environment: X (01-10-2021)“…Crude oil production activities and associated petroleum gas (APG) flaring are responsible for significant air polluting and greenhouse gas (GHG) emissions and…”
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Satellite detection, long-range transport, and air quality impacts of volcanic sulfur dioxide from the 2014-2015 flood lava eruption at Bárðarbunga (Iceland)
Published in Journal of geophysical research. Atmospheres (27-09-2015)“…The 2014–2015 Bárðarbunga‐Veiðivötn fissure eruption at Holuhraun produced about 1.5 km3 of lava, making it the largest eruption in Iceland in more than 200…”
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Detection of Anthropogenic CO2 Emission Signatures with TanSat CO2 and with Copernicus Sentinel-5 Precursor (S5P) NO2 Measurements: First Results
Published in Advances in atmospheric sciences (01-01-2023)“…China’s first carbon dioxide (CO 2 ) measurement satellite mission, TanSat, was launched in December 2016. This paper introduces the first attempt to detect…”
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Building a bridge: characterizing major anthropogenic point sources in the South African Highveld region using OCO-3 carbon dioxide snapshot area maps and Sentinel-5P/TROPOMI nitrogen dioxide columns
Published in Environmental research letters (01-03-2023)“…Abstract In this paper, we characterize major anthropogenic point sources in the South African Highveld region using Orbiting Carbon Observatory-3 (OCO-3)…”
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Analyzing nitrogen oxides to carbon dioxide emission ratios from space: A case study of Matimba Power Station in South Africa
Published in Atmospheric Environment: X (01-04-2021)“…We describe a new methodology for deriving source-specific emission ratios of nitrogen oxides (NOx) to carbon dioxide (CO2) from space-based TROPOspheric…”
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Monitoring Greenhouse Gases from Space
Published in Remote sensing (Basel, Switzerland) (01-07-2021)“…The increase in atmospheric greenhouse gas concentrations of CO2 and CH4, due to human activities, is the main driver of the observed increase in surface…”
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Analyzing Local Carbon Dioxide and Nitrogen Oxide Emissions From Space Using the Divergence Method: An Application to the Synthetic SMARTCARB Dataset
Published in Frontiers in remote sensing (08-07-2022)“…Since the Paris Agreement was adopted in 2015, the role of space-based observations for monitoring anthropogenic greenhouse gas (GHG) emissions has increased…”
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Estimating surface-level nitrogen dioxide concentrations from Sentinel-5P/TROPOMI observations in Finland
Published in Atmospheric environment (1994) (01-11-2023)“…In recent decades, satellite instruments have been providing observations of air pollutants such as nitrogen dioxide (NO2) with global coverage. Since late…”
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Comparison of TROPOMI/Sentinel-5 Precursor NO2 observations with ground-based measurements in Helsinki
Published in Atmospheric measurement techniques (16-01-2020)“…We present a comparison between satellite-based TROPOMI (TROPOspheric Monitoring Instrument) NO2 products and ground-based observations in Helsinki (Finland)…”
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Tracking unaccounted greenhouse gas emissions due to the war in Ukraine since 2022
Published in The Science of the total environment (01-03-2024)“…Accounting and reporting of greenhouse gas (GHG) emissions are mandatory for Parties under the Paris Agreement. Emissions reporting is important for…”
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Comparison of TROPOMI/Sentinel-5 Precursor NO.sub.2 observations with ground-based measurements in Helsinki
Published in Atmospheric measurement techniques (16-01-2020)“…We present a comparison between satellite-based TROPOMI (TROPOspheric Monitoring Instrument) NO.sub.2 products and ground-based observations in Helsinki…”
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Comparison of TROPOMI/Sentinel-5 Precursor NO 2 observations with ground-based measurements in Helsinki
Published in Atmospheric measurement techniques (16-01-2020)“…We present a comparison between satellite-based TROPOMI (TROPOspheric Monitoring Instrument) NO2 products and ground-based observations in Helsinki (Finland)…”
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Record‐Breaking Increases in Arctic Solar Ultraviolet Radiation Caused by Exceptionally Large Ozone Depletion in 2020
Published in Geophysical research letters (28-12-2020)“…Measurements of solar ultraviolet radiation (UVR) performed between January and June 2020 at 10 Arctic and subarctic locations are compared with historical…”
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Satellite-derived sulfur dioxide
Published in Atmospheric chemistry and physics (11-04-2019)“…The 6-month-long 2014-2015 Holuhraun eruption was the largest in Iceland for 200 years, emitting huge quantities of sulfur dioxide (SO.sub.2) into the…”
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Space-Based Observations for Understanding Changes in the Arctic-Boreal Zone
Published in Reviews of geophysics (1985) (01-03-2020)“…Observations taken over the last few decades indicate that dramatic changes are occurring in the ArcticBoreal Zone (ABZ), which are having significant impacts…”
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Satellite-derived sulfur dioxide (SO 2 ) emissions from the 2014–2015 Holuhraun eruption (Iceland)
Published in Atmospheric chemistry and physics (11-04-2019)“…The 6-month-long 2014–2015 Holuhraun eruption was the largest in Iceland for 200 years, emitting huge quantities of sulfur dioxide (SO2) into the troposphere,…”
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Comparison of OMI NO2 observations and their seasonal and weekly cycles with ground-based measurements in Helsinki
Published in Atmospheric measurement techniques (01-10-2016)“…We present the comparison of satellite-based OMI (Ozone Monitoring Instrument) NO2 products with ground-based observations in Helsinki. OMI NO2 total columns,…”
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