加拿大人们预期寿命比美国的寿命长了两年。由于它关系到人们的健康，因此有

Life expectancy in Canada is two years longer than that in the United States. Since it is related to people's health, it is necessary to compare the United States. In terms of the environment, the air quality is less polluted than Canada. If you cross the border, you will find fewer pollutants in the air. Large cities in Canada (such as Toronto) have far fewer particles in the air than large cities in the United States

Life expectancy in Canada is two years longer than in the United States. Since it is related to people's health, it is necessary to compare the United States. On the environmental side, air quality is less air pollution than Canada's, and crossing the border, you'll find less pollutants in the air. Large cities in Canada, such as Toronto, have far fewer particulates in the air than large cities in the United States.

Life expectancy in Canada is two years longer than in the United States. Because it is related to people's health, it is necessary to compare the United States. In terms of environment, i.e. air quality, Canada has less air pollution. If you cross the border, you will find that there are fewer pollutants in the air. Large cities in Canada, such as Toronto, have much less particulate matter in the air than large cities in the United States