![](https://assets.weforum.org/article/image/4yyyWDtgRBbcJtWdNsrKeMqDQWGMjqFEir50NlL_15c.jpg)
Fourth Industrial Revolution
The world’s data explained: how much we’re producing and where it’s all stored
Each day on Earth we generate 500 million tweets, 294 billion emails and 4 million gigabytes of Facebook data, which is only a small portion of all data.