Snowpack and snow extent across much of Canada and the western USA have declined as temperatures have increased  . Warm 'snow droughts' describing a deficit of snowpack available for runoff, even in the absence of a winter precipitation deficit , have become more common in North American mountains . Glaciers have retreated over the past half-century at high elevation across North America  and in the Arctic . Lake ice in Canada, south of the Arctic region delineated in Figure 14.1, has declined .
IPCC
Climate Change 2022: Impacts, Adaptation and Vulnerability
IPCC Report