Councillors were due to make a final decision on the scheme as Planning went to press.
75m - The likely population of the UK by 2051, University of Oxford professor of demography David Coleman has predicted, an increase of 15 million on current levels.
46.4m - Extra tonnes of carbon dioxide released because clocks have been put back each winter since 1971, University of Cambridge research suggests. Darker evenings lead to five per cent more electricity use.
84 - The number of days of hearings for which the select committee scrutinising the Crossrail bill sat to consider 205 of the 457 petitions against the plan.
50% - The proportion of people who think that environmental concerns will be more influential in affecting their choice of travel in future, according to a YouGov.com poll for Friends of the Earth.
10% - Percentage of UK electricity that will come from combined heat and power by the end of 2010, according to research published by DEFRA.