This appears to be some type of military site. This is very strange.

Look at the current U.S. population showing for 2013

Then look at what they forecast the U.S. population to be by 2025

At first I thought the forecast number was the number down by, but after clicking on other countries it clearly means the actual number it is forecasted to be at in 2025.

They are forecasting a 78% decrease in total population for the U.S. by 2025.

They know of some type of major event coming?

Here's Korea:

Not just the UK and the US, look at Ireland and Australia:

I'm starting to see a pattern here.

My only explanation for this: