Mean annual aboveground net primary productivity averaged across all four sites for each moisture region in 2011, 2012, and 2013. Chelsea Arnold Teamrat A. Ghezzehei Asmeret Asefaw Berhe 10.1371/journal.pone.0106058.g007 https://plos.figshare.com/articles/figure/_Mean_annual_aboveground_net_primary_productivity_averaged_across_all_four_sites_for_each_moisture_region_in_2011_2012_and_2013_/1167203 <p>Error bars represent standard error among sites. Letters denote significant differences in homogenous groups across years as determined by a Tukey post hoc test (p<0.05).</p> 2014-09-10 03:25:14 spring frost events Severe Frost Events winter precipitation variation timing climate presence Drought Induce Rapid Carbon Loss snowpack ecosystem High Elevation Meadows onset soil respiration productivity Sierra Nevada mountain range