Claim: Sierra Nevada snowpack lowest in five centuries

From the UNIVERSITY OF ARIZONA Snowpack in California’s Sierra Nevada in 2015 was at the lowest level in the past 500 years, according to a new report led by University of Arizona researchers. The team’s research is the first to show how the 2015 snowpack compares with snowpack levels for the previous five centuries. “Our…

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August 2015 Global Surface (Land+Ocean) and Lower Troposphere Temperature Anomaly & Model-Data Difference Update

This post provides an update of the values for the three primary suppliers of global land+ocean surface temperature reconstructions—GISS through August 2015 and HADCRUT4 and NCEI (formerly NCDC) through July 2015—and of the two suppliers of satellite-based lower troposphere temperature composites (RSS and UAH) through August 2015.  It also includes a model-data comparison.