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Monitoring of Forest GHG Budget And Carbon Sink for Net-Zero Emissions.

2025/11/12

GHG sources and sinks, which are keys to achieving Net-Zero emissions, were discussed based on recent scientific methods, providing insights to various kinds of stakeholders about GHG monitoring.

Go to the JPRSI website (external link)

A press release titled as "Atmospheric methane concentrations rise sharply (2020-2022) due to increased emissions from low-latitude Asian regions - Emissions estimated using observational data from various platforms" was issued.

2025/07/07

The scientific result is published in Atmospheric Chemistry and Physics.

Go to the NIES PR website

A press release titled "Integrated analysis of long-term observation data reveals fluctuations in methane concentrations through 2022 - Contribution of unique Japanese observations by NIES and collaborating organizations" was issued.

2025/07/07

The scientific research result is published in Progress in Earth and Planetary Science.

Go to the NIES PR website

The "Global CH4 Budget 2024," to which the S-22 project contributed, has been published.

2025/05/09

The Global Carbon Project (GCP) has published its integrated analysis of CH4, "Global CH4 Budget 2024."

Go to the GCP Tsukuba International Office website (external link)

We held a public webinar on the S-22 project.

2025/01/24

A webinar for the public titled "From Science to Policy, From Observation to Action" - Regarding the Environmental Research and Technology Promotion Fund S-22 "Comprehensive Research on Monitoring Greenhouse Gases and Air Quality-Related Substances for Climate Change Mitigation" was held.

Go to the IGES website (external link)

The "Global Carbon Budget 2024," to which the S-22 project contributed, has been published.

2024/11/13

The Global Carbon Project (GCP) has published its integrated CO2 analysis, "Global CO2 Budget 2024."

Go to the GCP Tsukuba International Office website (external link)

A press release was issued regarding the "Greenhouse gas observations conducted in the Indian Ocean by the large crude oil tanker Fujisan Maru."

2024/07/31

s part of S-22-1(2) "Analyses of atmospheric GHG and SLCF variations based on multiple-platform observations," it was decided to conduct greenhouse gas (GHG) observations in the Indian Ocean using a very large crude oil carrier (VLCC) "Fujisan Maru."

Go to the NIES PR website

Publication of the "Global N2O Budget 2024"

2024/06/12

The Global Carbon Project (GCP) has published its integrated N2O analysis, "Global N2O Budget 2024."

Go to the GCP Tsukuba International Office website (external link)

Start of the S-22 project

2024/04/01

The S-22 project has started.

Go to the NIES/CGER website (external link)

Partner Organizations

Chiba University
Forest Research and Management Organization
The Institute of Applied Energy
Institute for Global Environmental Strategies
Japan Agency for Marine-Earth Science and Technology
Meteorological Research Institute
National Institute for Environmental Studies
The University of Tokyo
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