Up to: Sustainability Central Intelligence Agency -- World
Factbook has basic facts about the countries of the world.
Here's a link to the entry for the United States. I'll omit
statistics included there. Thus most sons of farmers and farm
workers did not become farmers. At the same time, agricultural
production increased greatly, and the U.S. remained the world's
largest agricultural exporter. From the point of view of an
individual farmer, this was often disappointing, but this
reduction in agricultural labor permitted increases in
employment in other activities, thus increasing the standard of
living. The good side of this for farmers is illustrated by this
1921 advertisement from Successful Farming Magazine. This table
of carbon emissions in tonnes (metric tons) came from Nature,
1997 July 17, p.213, which got it from a report issued by the
London based World Energy Council. At the end of 1996, world
emissions of carbon were 6.5 billion tonnes. These included 2.4
billion tonnes from coal, 2.8 billion tonn