LEVEL 2 DATA SET:

ACOS

SATELLITE:

GOSAT

USE IF OBSERVING:

Variations of sources and sinks of CO₂ and methane

LEVEL 2 DATA SET:

AIRS

SATELLITE:

AQUA

USE IF OBSERVING:

Atmospheric circulation of CO2 in the free troposphere, and large scale sources and sinks at monthly timescales

LEVEL 2 DATA SET:

OCO-2

SATELLITE:

OCO-2

USE IF OBSERVING:

Sources and sinks of CO₂ with high precision and resolution

LEVEL 2 DATA SET:

TES

SATELLITE:

AURA

USE IF OBSERVING:

Vertically-resolved profiles for ozone and spatial sampling of CO₂ along orbits

LEVEL 2 DATA SET:

TCCON

GROUND BASED MEASUREMENTS

USE IF OBSERVING:

CO₂ concentration validation from Ground-based Fourier Transform Spectrometers