people have moved from the north American and European cities to Asia and Latin America ( with the exception of ny.) There are more people in these cities and so there are many more mega cities. why jobs, sun, oppertunities, cheap housing.
Not much change has taken place over a hundred years, but huge changes have taken place over the many millions of years of the earth's existence.
By way of a geological process call "Plate Tectonics" (aka continental drift). Continents sit on 8 major plates which are denser than the level below them and move 50-100 mm annually.
The life expectancy for males and females has risen....
Actually very few live in the Great Plains compared to places like New York or LA.. Today there are vast areas that haven't changed much in a 100 years.
The faster growing area in the U.S. was the Western region.
it hasnt changed really
not at all
it hasn't
causes of death have changed over the last 100 years due to many reasons, such as a more widespread recognition of illnesses
they have dried up over the years
my nan is sexy in them all
The temperature has increased.
5 metres by 10
People have gotten taller.
Over the last 100 years it has generally shrunk.
Its newer.
Communication has changed very much in the past 100 years.