Nasa's NEOWISE project has identified 47,000 potentially hazardous asteroids
The WISE survey now estimates there are 47,000 'potentially hazardous' asteroids.
THE COUNTRIES LIKELY TO BE WORST AFFECTED BY AN ASTEROID STRIKE
The top 10 countries most likely to be affected are, in in no particular order:
China
Indonesia
India
Japan
The U.S
The Philippines
Italy
Britain
Brazil
Nigeria

The PHAs - potentially hazardous asteroids - have the closest orbits to Earth's, coming within five million miles and they are big enough to survive passing through Earth's atmosphere and cause damage on a regional, or greater, scale.

http://www.dailymail.co.uk/sciencetech/article-2145699/New-Nasa-sky-scan-reveals-47-000-hazardous-near-Earth-asteroids-330ft-wide--BIGGER.html

Nigeria is a big country wth wide landmass. If dy can tell when, I cd relocate ghana or cameroun before the hit! HahahAha

What part of 'within 5 million miles' didn't you understand?

The PHAs - potentially hazardous asteroids - have the closest orbits to Earth's, coming within five million miles and they are big enough to survive passing through Earth's atmosphere and cause damage on a regional, or greater, scale.

Read more: http://www.dailymail.co.uk/sciencetech/article-2145699/New-Nasa-sky-scan-reveals-47-000-hazardous-near-Earth-asteroids-330ft-wide--BIGGER.html#ixzz1vCVVNvb2

Trust the Daily Wail to take this NASA analysis to the 'public danger' level!
It's pretty obvious they only mention it because the UK is on that list as well!