Observation Sites

Select single site by:

Station Name

Station Code

or Select multiple sites by:

Country

or by:

Program

Show only active sites

Yellow markers indicate discontinued sites

GML Projects at Kitt Peak, Arizona

Parameter	Formula	First Sample Date	Status
Carbon Dioxide	CO₂	1982-12-20	Terminated - 1989-10-31
Methane	CH₄	1983-04-28	Terminated - 1989-10-31