There has been some heavy leaning on the panic-button lately, and by now it is hard to feel appropriately scared when another worst-case scenario is artfully played out before you. The gracious Obama inspired skydiver marks the future waterline, should all the water on Greenland melt. He is part of an extensive street exhibition, made by artist Jens Galschiot and the project Seven Meters, that was launched during the COP15 climate talks. The scary reminder can still be seen on different locations in Copenhagen, and on the lake side. And here, if you feel strong enough.