The grand total is 9 billion tonnes of water.
The world currently emits about 32 billion tonnes.
Reserves of bauxite in 1970 were 5.3 billion tonnes; the amount consumed between 1970 and 2000 was around 3 billion tonnes; reserves by the end of the century stood at 25 billion tonnes.
At the moment emissions are equivalent to 50 billion tonnes of carbon dioxide a year; at current rates that will rise to 68 billion tonnes by 2030.
In 2007, these nations used around 5.5 billion tonnes of oil equivalent, compared with 6.2 billion tonnes in non-OECD countries.
That is predicted to rise to 2.2 billion tonnes by 2025, or 1.4kg per person.
Some 2 billion tonnes of the stuff will be dug up in 2012.
The surplus is 1.5 billion-2 billion tonnes, or about a year's emissions.
Its proven reserves, of 92.4 billion tonnes, are just over 10% of the global total.
With business as usual, emissions would be between 54 billion and 60 billion tonnes.
The net effect is equivalent to that of a whopping 135 billion tonnes of carbon dioxide.
