25.5 percent
The population of Canada is about 33 million persons (2010) and that of the United States is about 303 million (2010). So US population is about 918% of the population of Canada. Conversely the the population of Canada as a percentage of the United States population is just over 10%.
80 percent
About 40 percent
yes it is
Currently, In 2011, 51% of the world lives in urban areas.
Approximately 60 percent of the world's population lives in Asia.
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Twenty percent of the world's bird species live in the Amazon rainforest.
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Approximately 90% of the world's population lives in the Northern Hemisphere.
According to Geographical Issues of the Twenty-First Century, 1/200 of the worlds population lives in Canada. The population is 31 900 000 and Canada ranks 37th most populated country in the world.