Foreword
This document is drafted in accordance with the provisions of GB/T 1.12020 "Guidelines for standardization work Part 1: Structure and drafting rules of standardized documents".
This document is proposed by the Ministry of Natural Resources of the People's Republic of China.
This document is jointly attributed by the National Technical Committee for Standardization of Geographic Information (SAC/TC 230) and the National Technical Committee for Standardization of Remote Sensing Technology (SAC/TC 327).
Introduction
The publisher of this document draws attention to the fact that the declaration of conformity with this document may involve the use of patents related to 6.3 and 7.3 Surface Modeling Method Based on Surface Theory and Optimal Control Theory (Patent No. ZL201110021504.8).
The issuer of this document takes no position as to the authenticity, validity, or scope of this patent.
The patent holder has undertaken to the issuer of this document that he is willing to negotiate a license to the patent with any applicant on reasonable and non-discriminatory terms and conditions. The patent holder's statement is on file with the issuing institution. Relevant information can be obtained by contacting the following.
Name of patent holder: Yue Tianxiang, Du Zhengping, Song Dunjiang Address: Institute of Geographical Sciences and Resources, Chinese Academy of Sciences, No. A 11, Datun Road, Chaoyang District, Beijing, China Please note that in addition to the above patents, some of the contents of this document may still be patent related. The issuer of this document does not assume responsibility for identifying patents.
1 Scope
This document specifies the general process and requirements for surface carbon verification, terrestrial ecosystem carbon stock observation and simulation, atmospheric XCO, data observation and simulation, and describes the corresponding confirmation methods.
This document is applicable to the use of ground observation data and remote sensing image data to carry out carbon verification of terrestrial plants in vivo, atmospheric XCO, carbon verification, not applicable to carbon verification of soil, marine and artificial ecosystems, etc. Based on remote sensing methods to estimate terrestrial ecosystem biomass, carbon stocks.XCO, etc. can be used for reference.
2 Normative reference documents
The contents of the following documents constitute the essential provisions of this document through the normative references in the text. Among them, note the date of the reference document, only the date of the corresponding version applies to this document: do not note the date of the reference document, its latest version (including all the revision of the list) applies to this document.
GB/T 17798 Geospatial Data Interchange Format
GB/T 19710 Geographic Information Metadata
GB/T 19710.2 Geographic information metadata Part 2: Image and grid data extension
GB/T 30115 Satellite remote sensing image vegetation index product regulation
LY/T 1752 Desert ecosystem positioning observation technical specifications
LY/T 1952 Forest ecosystem long-term positioning observation methods
LY/T 2898 Technical specification for positioning observation of wetland ecosystem
NY/T 1233 Technical specifications for monitoring of reed resources and ecology
QX/T 159 Ground-based Fourier transform hyperspectrometer atmospheric spectral observation specification
3Terms and definitions
The following terms and definitions are applicable to this document.
4 Abbreviations
The following abbreviations are applicable to this document.
CGCS2000:2000 National Geodetic Coordinate System (China Geodetic Coordinate System 2000)
HASM:High Accuracy Surface Modeling (HASM)
TCCON: Total Carbon Column Observing Network (TCCON)
XCO: Column-averaged dry-air mole fractions of carbon dioxide
5 Overall process and requirements
5.1 General flow
The general flow chart of surface carbon verification is shown in Figure 1.
6 Terrestrial ecosystem carbon stock observation and simulation
6.1 Ground data observation and processing
6.1.1 Ecosystem selection
According to the actual situation of the verification area, suitable ecosystem types are selected. The observation process is executed according to the corresponding industry standard, and the observation data are verified to check whether they meet the requirements, and the results are recorded.
Publication
6.1.2 Forest ecosystem observation
Forest ecosystem vegetation biomass and carbon stock observation methods are implemented in accordance with LY/T 1952.
6.1.3 Grassland ecosystem observation
The observation method of plant biomass of grassland ecosystem is implemented according to NY/T 1233, and the method of calculating carbon stock based on biomass is implemented according to LY/T 1952.
6.1.4 Wetland ecosystem observation
The observation method of plant biomass in wetland ecosystem is implemented in accordance with LY/T 2898, and the method of calculating carbon stock based on biomass is implemented in accordance with LY/T 1952.
6.1.5 Desert ecosystem observation
The method of observing plant biomass in desert ecosystem is implemented according to LY/T 1752, and the method of calculating carbon stock based on biomass is implemented according to LY/T 1952.
6.2 Remote sensing data observation and processing
6.2.1 Mathematical basis
6.2.1.1 Plane coordinate system
Geodetic datum: It is appropriate to use the 2000 national geodetic coordinate system (CGCS2000).
Projection method. The projection system should use Gauss-Krueger projection.
7 Atmospheric XCO, data observation and simulation
7.1 Ground-based observations
The Fourier transform spectroscopy instrument common to the international atmospheric composition ground-based observation network is used for XCO, ground-based observation, and the site selection requirements of the observation station and the operation procedure of the observation instrument are implemented in accordance with OX/T 159.
7.2 Remote sensing data observation and processing
Appendix A (informative) HASM and other methods input data format examples
Appendix B (informative) carbon satellite attribute information extraction
The parameters of carbon satellite attribute information extraction are shown in Table B.1.
Appendix C (informative) Atmospheric chemical transport model and pressure weighting function
Appendix D (informative) Atmospheric XCO2 inversion process
Bibliography
Foreword
Introduction
1 Scope
2 Normative reference documents
3Terms and definitions
4 Abbreviations
5 Overall process and requirements
6 Terrestrial ecosystem carbon stock observation and simulation
7 Atmospheric XCO, data observation and simulation
Appendix A (informative) HASM and other methods input data format examples
Appendix B (informative) carbon satellite attribute information extraction
The parameters of carbon satellite attribute information extraction are shown in Table B.1.
Appendix C (informative) Atmospheric chemical transport model and pressure weighting function
Appendix D (informative) Atmospheric XCO2 inversion process
Bibliography
Foreword
This document is drafted in accordance with the provisions of GB/T 1.12020 "Guidelines for standardization work Part 1: Structure and drafting rules of standardized documents".
This document is proposed by the Ministry of Natural Resources of the People's Republic of China.
This document is jointly attributed by the National Technical Committee for Standardization of Geographic Information (SAC/TC 230) and the National Technical Committee for Standardization of Remote Sensing Technology (SAC/TC 327).
Introduction
The publisher of this document draws attention to the fact that the declaration of conformity with this document may involve the use of patents related to 6.3 and 7.3 Surface Modeling Method Based on Surface Theory and Optimal Control Theory (Patent No. ZL201110021504.8).
The issuer of this document takes no position as to the authenticity, validity, or scope of this patent.
The patent holder has undertaken to the issuer of this document that he is willing to negotiate a license to the patent with any applicant on reasonable and non-discriminatory terms and conditions. The patent holder's statement is on file with the issuing institution. Relevant information can be obtained by contacting the following.
Name of patent holder: Yue Tianxiang, Du Zhengping, Song Dunjiang Address: Institute of Geographical Sciences and Resources, Chinese Academy of Sciences, No. A 11, Datun Road, Chaoyang District, Beijing, China Please note that in addition to the above patents, some of the contents of this document may still be patent related. The issuer of this document does not assume responsibility for identifying patents.
1 Scope
This document specifies the general process and requirements for surface carbon verification, terrestrial ecosystem carbon stock observation and simulation, atmospheric XCO, data observation and simulation, and describes the corresponding confirmation methods.
This document is applicable to the use of ground observation data and remote sensing image data to carry out carbon verification of terrestrial plants in vivo, atmospheric XCO, carbon verification, not applicable to carbon verification of soil, marine and artificial ecosystems, etc. Based on remote sensing methods to estimate terrestrial ecosystem biomass, carbon stocks.XCO, etc. can be used for reference.
2 Normative reference documents
The contents of the following documents constitute the essential provisions of this document through the normative references in the text. Among them, note the date of the reference document, only the date of the corresponding version applies to this document: do not note the date of the reference document, its latest version (including all the revision of the list) applies to this document.
GB/T 17798 Geospatial Data Interchange Format
GB/T 19710 Geographic Information Metadata
GB/T 19710.2 Geographic information metadata Part 2: Image and grid data extension
GB/T 30115 Satellite remote sensing image vegetation index product regulation
LY/T 1752 Desert ecosystem positioning observation technical specifications
LY/T 1952 Forest ecosystem long-term positioning observation methods
LY/T 2898 Technical specification for positioning observation of wetland ecosystem
NY/T 1233 Technical specifications for monitoring of reed resources and ecology
QX/T 159 Ground-based Fourier transform hyperspectrometer atmospheric spectral observation specification
3Terms and definitions
The following terms and definitions are applicable to this document.
4 Abbreviations
The following abbreviations are applicable to this document.
CGCS2000:2000 National Geodetic Coordinate System (China Geodetic Coordinate System 2000)
HASM:High Accuracy Surface Modeling (HASM)
TCCON: Total Carbon Column Observing Network (TCCON)
XCO: Column-averaged dry-air mole fractions of carbon dioxide
5 Overall process and requirements
5.1 General flow
The general flow chart of surface carbon verification is shown in Figure 1.
6 Terrestrial ecosystem carbon stock observation and simulation
6.1 Ground data observation and processing
6.1.1 Ecosystem selection
According to the actual situation of the verification area, suitable ecosystem types are selected. The observation process is executed according to the corresponding industry standard, and the observation data are verified to check whether they meet the requirements, and the results are recorded.
Publication
6.1.2 Forest ecosystem observation
Forest ecosystem vegetation biomass and carbon stock observation methods are implemented in accordance with LY/T 1952.
6.1.3 Grassland ecosystem observation
The observation method of plant biomass of grassland ecosystem is implemented according to NY/T 1233, and the method of calculating carbon stock based on biomass is implemented according to LY/T 1952.
6.1.4 Wetland ecosystem observation
The observation method of plant biomass in wetland ecosystem is implemented in accordance with LY/T 2898, and the method of calculating carbon stock based on biomass is implemented in accordance with LY/T 1952.
6.1.5 Desert ecosystem observation
The method of observing plant biomass in desert ecosystem is implemented according to LY/T 1752, and the method of calculating carbon stock based on biomass is implemented according to LY/T 1952.
6.2 Remote sensing data observation and processing
6.2.1 Mathematical basis
6.2.1.1 Plane coordinate system
Geodetic datum: It is appropriate to use the 2000 national geodetic coordinate system (CGCS2000).
Projection method. The projection system should use Gauss-Krueger projection.
7 Atmospheric XCO, data observation and simulation
7.1 Ground-based observations
The Fourier transform spectroscopy instrument common to the international atmospheric composition ground-based observation network is used for XCO, ground-based observation, and the site selection requirements of the observation station and the operation procedure of the observation instrument are implemented in accordance with OX/T 159.
7.2 Remote sensing data observation and processing
Appendix A (informative) HASM and other methods input data format examples
Appendix B (informative) carbon satellite attribute information extraction
The parameters of carbon satellite attribute information extraction are shown in Table B.1.
Appendix C (informative) Atmospheric chemical transport model and pressure weighting function
Appendix D (informative) Atmospheric XCO2 inversion process
Bibliography
Contents of GB/T 42419-2023
Foreword
Introduction
1 Scope
2 Normative reference documents
3Terms and definitions
4 Abbreviations
5 Overall process and requirements
6 Terrestrial ecosystem carbon stock observation and simulation
7 Atmospheric XCO, data observation and simulation
Appendix A (informative) HASM and other methods input data format examples
Appendix B (informative) carbon satellite attribute information extraction
The parameters of carbon satellite attribute information extraction are shown in Table B.1.
Appendix C (informative) Atmospheric chemical transport model and pressure weighting function
Appendix D (informative) Atmospheric XCO2 inversion process
Bibliography
