So we know who to contact in case of questions.
Please enter the site id, if no official id exists then enter the site name.
Preferably as latitude longitude in decimal degrees, divided by a space (e.g. 71.3225 -156.6259).
Which GHG species are being measured.
Please check the boxes for every month where a meaningful number of usable measurements have been taken place (your expert opinion) .
Select all years
Toggle all months
If you want to supply auxiliary data on your site please continue below, else you can submit and finish the survey.
Indicate if measurements are done on one height or in a profile (not always applicable).
Indicate the sonic anemometer type and any modifications (e.g. custom heating).
Indicate the gas analyzer type and any modifications (e.g. input tube heating).
Which power sources are being used?
Current site contact person (name, email address, and institute preferred).
If there are any relevant publications you would like to share (e.g. Smith et al., Global Change Biology 15, 2005).
If data is online available share the preferred data depository to access this data.
Any comments or clarifications can be left here.