Sentences with phrase «in absolute temperature»

Since apparently there is not agreement in absolute temperature, would someone please explain what those two sentences actually meant?
«The 2 \ sigma uncertainty in the global mean anomaly on a yearly basis are (with the current network of stations) is around 0.1 ºC in contrast that to the estimated uncertainty in the absolute temperature of about 0.5 ºC (Jones et al, 1999).»
Full climate models also include large regional variations in absolute temperature (e.g. ranging from -50 to 30ºC at any one time), and so small offsets in the global mean are almost imperceptible.
The correction consigns much of the divergence in absolute temperature between the climate models and the instrumental data to the last decade, as shown below.
High latitudes such as western Canada are expected to experience some of the greatest increases in absolute temperature due to global warming (13).
The 2 uncertainty in the global mean anomaly on a yearly basis are (with the current network of stations) is around 0.1 ºC in contrast that to the estimated uncertainty in the absolute temperature of about 0.5 ºC (Jones et al, 1999).
The uncertainty in the absolute temperature is also determined to a large part by a stable deviation between the mean temperature at the station and the mean temperature of area it is supposed to be representative for.
However, the first term on the right is expressed in °C and the second term in absolute temperature (K).
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