Doomed Arctic expeditions and stars collide to create 'quietly powerful' show

Artist Siobhan McDonald named UN Climate Action Programme’s first artist of the week with ‘beautiful and intelligent’ mixed media exhibition CrystallineBarely 24 hours after the word had got out, Siobhan McDonald was sitting at a sunny Paris café terrace last Saturday still coming to grips with having just been named the UN Climate Action Programme’s first artist of the week in its new #Art4Climate series.“The first I knew about it was when I opened my comput