We are 7 billion

We are 7 billion on Earth, more humans than ever and still growing.
Here you have an interesting web on the matter:

The world at seven billion is an interactive of the BBC, you can write the date of your birth and know your number on Earth. Just write the date and clikc on "go". Then you click on "next" and get more info on the topic.
Click to see how many are 7 billions.

And National Geographic has a video that make us think about what 7 billion people mean: