Earth's ecosystem, energy & resources David XU

1. Global oil consumption grew from 59.9 million barrels a day in 1980 to 86.9 million barrels a day in 2010.


2. Between 1980 and 2010, global consumption of dry natural gas rose from 53 trillion cubic feet (Tcf) to 113 Tcf.

3. In 1960, Americans consumed 144 pounds of meat and poultry per person on average. In 1999, that shot up to 190 pounds

4. In 1950, the global population was 2.6 billion people. We had 53 million cars – which works out to be one car for every 50 persons. When Earth’s population hit 6 billion people, there were 500 million cars – more than one car for every dozen inhabitants.

5. Global oil production is currently about 74 million barrels a day and is predicted to fall to 39 million barrels a day by 2030 due to diminishing resources

6. Global coal consumption in 1980 was 3,752,183 thousand short tons. In 2010, it was 7,994,703 thousand short tons. Coal consumption is projected to grow at about 2.5% per year over the next 20 years.

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