GOSAT Project Press Release List

2025

• • • Annual increase in global carbon dioxide concentration to be the largest in the past 14 years - Preliminary report of observations in 2024 by IBUKI (GOSAT) - 
    • (February 6, 2025). [Japanese Only]  

2024

• • • Signing of the Implementing Arrangement to Continue Collaboration on Satellite Data Comparison of Trace Gases among Ministry of the Environment, JAXA, National Institute for Environmental Studies, and NASA
    • (December 12, 2024). 

2023

• • • Confirmation of Agreement between CO2 Emissions Estimation by GOSAT Series Observation and the Values Report by the Mongolian Government
      (November 17, 2023). 

2022

• • • The annual increase in the mean concentration of methane in the atmosphere in 2021 has been the largest since 2011 - data from "IBUKI" (GOSAT)
      (March 10, 2022). [Japanese Only]

2020

• • • Future Actions on Space Debris Issues by the Ministry of the Environment (Interim Summary)
       (October 15, 2020) [Japanese Only]

2019

• • • Outcomes of the G20 Ministerial Meeting on Energy Transitions and Global Environment for Sustainable Growth in Karuizawa, Nagano, Japan
      (June 17, 2019)
    • The WMO World Data Centre for Greenhouse Gases (WDCGG) begins provision of data from the Greenhouse gases Observing SATellite (GOSAT)
      (March 19, 2019)

2018

• • • Results from the 12th Japan-Mongolia Environmental Policy Dialogue
      (December 21, 2008) [Japanese Only]
    • Launch Result of the Greenhouse Gases Observing Satellite-2 "IBUKI-2" (GOSAT-2) 
      (October 29, 2018) [Japanese Only]
    • Launch plan for the Greenhouse Gases Observing Satellite-2 "IBUKI-2" (GOSAT-2) 
      (August 28, 2018) [Japanese Only]

2017

• • • Release of total atmospheric methane mean concentration data from "IBUKI" (GOSAT)
      (June 2, 2017) [Japanese Only]

2016

• • • The total atmospheric average carbon dioxide concentration (seasonal variations removed) exceeded 400 ppm for the first time! -Flash report froｍ "IBUKI" (GOSAT) -
      (October 27, 2016) [Japanese Only]
    • Estimation of Anthropogenic Carbon Dioxide Concentration in Major Cities, etc., Using GOSAT (IBUKI) Observational Data
      (September 1, 2016) [Japanese Only]
    • Announcement of the Symposium on "IBUKI (GOSAT)" "Eyes in Space Watching over the Earth - Greenhouse Gases Observing Satellite "IBUKI" Now and in the Future"
      (August 18, 2016) [Japanese Only]
    • The global atmospheric average carbon dioxide concentration exceeded 400 ppm for the first time - Observation flash report from "IBUKI" (GOSAT) -
      (May 20, 2016) [Japanese Only]

2015

• • • Relationship between methane observations from "IBUKI" (GOSAT) and anthropogenic emissions
      (November 27, 2015) [Japanese Only]
    • Publication of Monthly Carbon Dioxide (Total Atmospheric Average Concentration) values from "IBUKI" (GOSAT) 
      (November 16, 2015) [Japanese Only]
    • Announcement: Signing of Memorandum of Understanding for Cooperation on GOSAT, OCO-2 and GOSAT-2 missions between Japan Aerospace Exploration Agency, National Institute for Environmental Studies, Ministry of the Environment, and National Aeronautics and Space Administration
      (March 19, 2015) [Japanese Only]

2014

• • • Relationship between Carbon Dioxide Observations and Anthropogenic Emissions in Major Cities, etc. Using "IBUKI" (GOSAT) Observational Data
      (December 4, 2014) [Japanese Only]
    • Announcement: Estimation of Global Monthly Methane Budget Using "IBUKI" (GOSAT) Observational Data(March 27, 2014) [Japanese Only]

2012

• • • On the public release of carbon dioxide flux estimates based on the observational data by the Greenhouse gases Observing SATellite "IBUKI" (December 5, 2012)

2011

• • • On Estimating Global Monthly Carbon Dioxide Fluxes by Region, utilizing the observational data obtained by the Greenhouse gases Observing SATellite "IBUKI" (GOSAT)(December 5, 2012)

2010

• • • GOSAT (IBUKI) Third Research Announcement (RA) (August 20, 2010)
    • "The Symposium for Greenhouse Gases Observation from Space" to be held
      (July 13, 2010)
    • Provision of observation results of volcanic eruptions in Iceland and volcanic plume by Greenhouse Gases Observing Satellite (GOSAT, "IBUKI") to the Government of United Kingdom(April 28, 2010) 
    • Announcement: First Release of Analysis Results (Carbon Dioxide and Methane Concentration, etc.) from "IBUKI" (GOSAT) Observational Data(February 16, 2010) [Japanese Only]

2009

• • • Announcement: General Release of Observational Data (Brightness Spectrum and Observation Images) by "IBUKI" (GOSAT) (October 30, 2009) [Japanese Only]
    • First Analysis of Greenhouse Gas Concentrations from "IBUKI" (GOSAT) Observational Data(May 28, 2009) [Japanese Only]
    • Announcement: 2^nd Public Offering for Research Proposals for the Greenhouse Gases Observing Satellite "IBUKI" (GOSAT) 
      (April 7, 2009) [Japanese Only]
    • Announcement: Launch Result of Greenhouse Gases Observing Satellite (GOSAT) (January 23, 2009) [Japanese Only]

2008

• • • Announcement: Nickname for the Greenhouse Gases Observing Satellite (GOSAT) (October 15, 2008) [Japanese Only]
    • Announcement: Data Utilization Workshop for the Greenhouse Gases Observing Satellite (GOSAT)
      (October 15, 2008) [Japanese Only]
    • Announcement: Call for a Nickname of the Greenhouse Gases Observing Satellite (GOSAT)(July 10, 2008) [Japanese Only]
    • Announcement: 1^st Public Offering for Research Proposals for the Greenhouse Gases Observing Satellite (April 7, 2008) [Japanese Only]

2004

• • • Symposium on the Utilization of the Greenhouse Gases Observing Satellite (GOSAT)(March 29, 2004) [Japanese Only]

 

2023

• • • Detecting drought impact on grassland via GOSAT “Ibuki” satellite-observed chlorophyll fluorescence
    • （October 16, 2023: NIES announcement）
    • Study on consistency of greenhouse gas concentrations between GOSAT and GOSAT-2
      － Efforts to develop long-term data sets on greenhouse gas concentrations using the GOSAT series －
    • （September 11, 2023: NIES announcement）
    • Update on the analysis method to estimate the greenhouse gas concentrations from GOSAT
      （April 18, 2023: NIES announcement）

2022

• • • Model Analysis of Atmospheric Observations Reveals Methane Leakage in North China — findings based on Greenhouse gases Observing SATellite “IBUKI” (GOSAT) observations
      (November 28, 2022: NIES announcement)

2021

• • • Relationship between Methane Emissions and Climate in Subtropical South America Observed by Satellite Observations: Analysis of Methane Estimates and Precipitation Data by "IBUKI" (GOSAT)
       (December 14, 2021: NIES announcement) [Japanese Only]

2020

• • • Error Correction of Methane Concentration Estimates from "IBUKI" (GOSAT) by Proxy Method - Analysis of 10 years of observational data -
       (December 14, 2021: NIES announcement) [Japanese Only]
    • Regarding results of GOSAT-2 observational data analysis (carbon dioxide, methane, and carbon monoxide) and the start of their public release
      (November 12, 2020: NIES announcement)

2019

• • • Regarding results of GOSAT-2 observational data analysis (carbon dioxide, methane, and carbon monoxide) and the start of their public release
      (July 5, 2019: NIES announcement)
    • Agreement with the European Meteorological Organization (EUMETSAT) on Remote Sensing of Greenhouse Gases and Related Missions
      (May 16, 2019: JAXA announcement) [Japanese Only]

2018

• • • First Observation by the Greenhouse Gases Observing Sensor type 2 (FTS-2) onboard the "IBUKI-2"
      (December 26, 2008: JAXA) [Japanese Only]
    • First light Data for IBUKI-2's CAI-2
      (November 9, 2008: JAXA)