At least 93 people have died and hundreds more are unaccounted for in Germany after some of the worst flooding in decades.
Record rainfall in north-western Europe caused rivers to burst their banks, devastating the region.
German Chancellor Angela Merkel called for a determined battle against climate change.
Belgium has also reported at least 12 dead, while the Netherlands, Luxembourg and Switzerland are also affected.
In Germany, the states of Rhineland-Palatinate and North Rhine-Westphalia were the worst-hit.
Scientists have repeatedly warned that human-induced climate change would bring pulses of extreme rainfall such as this one.