11.   Their purpose is to encourage countries to ratify the Kyoto protocol on reducing carbon emissions.

12.   Particular criticism was focused on the US administration for failing to agree to a firm schedule of binding cuts in carbon emissions.

13.   The report was commissioned from scientists in five countries in order to assess the impact of dramatic reductions in carbon emissions.

14.   It would also run counter to previous commitments made by the UK government on carbon emissions.

15.   He claimed it would allow Heseltine to avoid mentioning that Britain was lagging behind Europe in curbing carbon emissions in the run up to the general election.

16.   He has also proposed yearly progress reports updating targets on everything from recycling to carbon emissions.

17.   They are demanding that richer countries cut back their carbon emissions to compensate.