The Baltic Dry Index has been dropping continuously for the last 31 sessions. The index just broke through the 2008 low and this is worst reading on this index for the last two and a half decades.
Baltic Dry Index
If you are wondering why should this be of any significance - the index is a very important measure of the health of global economy. You could either believe the commentators who are saying that we are seeing rally in equity markets because Europe is "close to being solved" (when Maths 101 tells us its impossible) or pay attention to the warning signal from this index and stay cautious and try to be safe.