Ideally, data would come from the same survey as regional patterns can change over time. (carbonbrief.org)
Still, you can see if the model captures the unique characteristics of that period and whatever regional patterns we've been able to identify. (arstechnica.com)
But regional patterns of precipitation minus evaporation are influenced by planetary - scale stationary waves, which are subject to substantial shifts and changes in strength as the planet warms. (climate-dynamics.org)