Figure A.27.1 Estimated area covered with cold-water (T<0 o C) temperature niches at bottom. Means and standard deviations for 1970-1990 and 2004-2019 are shown by red lines and pale red boxes with actual values shown in red. Linear trends 1970-2019 and 2004-2019 are shown in blue when statistically significant at the 95% level (with actual values also in blue).