Every Tuesday and Wednesday, much of Europe's male population tunes in to watch the Champions League, the pan-European football championship embracing the best teams from all over Europe.

ECONOMIST: Charlemagne

Record numbers of about seven million people - or one in seven of the population - are expected to watch the match on large open-air screens in the biggest street party the country has ever seen.

BBC: South Korea reaches fever pitch

Dr Welch can now track where an individual salmon spends its life and watch trends in an entire population.

ECONOMIST: Oceanography

And in Churchill, where tourists crowd into rumbling "Tundra Buggies" to watch polar bears cavort, the population fell from 1, 194 to 935 between 1984 and 2004.

WSJ: Are Polar Bears Really Disappearing?

Siano's Ironi predicts the technology will be as popular in China as it is in Japan, where 10% of the population, or 12 million people, regularly watch mobile TV.

FORBES: Magazine Article

In South Korea, about six million mobile phone users--more than 12% of the country's population--subscribe to services that allow them to watch television over their phones, says Steve Hoffenberg, director of electronic media research for Lyra Research.

FORBES: Qualcomm's Field Of Streams

Then the population could be screened for Loa Loa, and kept under close watch while the river blindness drug was administered.

BBC: Danger worms tracked from space

This argument cuts little ice with Migration Watch chairman, former diplomat Sir Andrew Green, who says the presence of a settled Romanian population in the UK is a "pull factor" that will encourage more to make the journey.

BBC: Composite of images from romania