Each vial was observed four times a day (total of eight observations over two days).
To obtain observations over these longer time scales is a challenging task for glaciologists.
As the IPCC notes, "global climate models generally simulate global temperatures that compare well with observations over climate timescales..
"If you collect weak observations over a large number of journals, they become strong," Dr. Liebman said.
"By itself, one observation might not mean that much, but when you have this whole sweep of observations over time, it adds up to something".
They are longitudinal, not cross-sectional: the authors have repeated observations over a number of years (in this case, six).
The two authors were a study in contrasts as they traded anecdotes and observations over coffee last week.
I'll share my observations over the course of the conference.
These repeated observations over time are useful for tracking near-earth objects, bright but brief events and large-scale features.
Nevertheless, the wind observations over Thiruvananthapuram and the Na lidar observations over Gadanki provide credence to the proposition made in the present study.
This effort is part of a larger experiment linking ground and space observations over time.
