BBCNEWS Weather World December 27, 2021 13:38:00
It is to measure the depth of snow? it's not quite as simple as you might think. i take a look at that later in the programme. now to the part of the world where weather extremes reached a new level in 2021. british columbia in western canada. in november, record rain as an atmospheric river of moisture from the pacific brought flash flooding to the same areas that only a few months earlier were in the grip of an historic heatwave. it's coming this way fast. let's get out of here. the fires that followed that heatwave had catastrophic consequences for lytton, the town that set a new canada tem...