TED TALK questions important answers english five keynote upper intermediate book TED TALK questions important answers english five keynote upper intermediate book TED TALK questions important answers english five keynote upper intermediate book TED TALK questions important answers english five keynote upper intermediate book TED TALK questions important answers english five keynote upper intermediate book

2. What happened in 2010?
Up to 2010, four billion
people had been added
to the world population.
The population has
doubled
How many people were
there in 1960?
There were 3 billion
people
What does the blue box
represent?
The blue box represents 1
billion people from the
industrialized world
(1960). Small families of
healthy, rich, educated
people.
TED Talk: GlobalPopulation growth,
box by box
TED Talk: GlobalPopulation growth,
box by box