"Dynamism in our hyperconnected world requires increasing our resilience to the many global risks that loom before us," writes the WEF's Klaus Schwab.
A total of 1,234 top experts from around the world submitted responses.
One of the questions asked the experts to rate the likelihood of 50 major events on a scale of 1 (least likely) to 5 (most likely).
We've ranked the 17 they said were most likely to occur.