5.6 – number of km a passenger could travel in an intercity bus using the same amount of energy it would take to move her one km in a commercial jet
   
1.5 – number of km a passenger could travel in a commercial jet using the same amount of energy it would take to move her one km in a singleoccupancy car
   
90 – percentage of total electricity used by a standard incandescent lightbulb that is wasted as heat
  
454 – reduction in kg of carbon dioxide emitted into the atmosphere by replacing one incandescent lightbulb with a compact fluorescent bulb, over the bulb's lifetime.
  
10 – approximate number of litre of crude oil required to make one litre of jet fuel
   
291.4 – number of litre of jet fuel needed for a person to travel from New York to Los Angeles on a commercial jet plane  

A computer costs the average
  
Bangladeshi more than eight years'
  
income, compared with one month's wage
   
for the average American

The world's population touched one billion in 1804...
    
...The second one billion took 123 years to accumulate, the last billion took slightly more than a 10 years
    
Reproductive health services for all women would cost $12 BILLION a year;
   
$12 BILLION a year is spent on perfumes in Europe and the United States