Duracell, the battery-maker, built parts of its new international headquarters using materials from its own waste. | In Los Angeles, there are fewer people than there are automobiles. | There are twice as many kangaroos in Australia as there are people. The kangaroo population is estimated at about 40 million. | There are an average of 180,000,000 items for sale at any time on EBay. | There are more saunas than cars in Finland.

A year from now you will wish you had started today.