The graph shows the percentage frequency distribution of stations (on the y-axis) in the EU Member States versus the various concentration classes (on the x-axis, in ng/m3). The vertical line corresponds to the target value set by the EU legislation.
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Use a toy library and if there isn't one in your neighbourhood, start one!
Instead of buying new toys, set up a toy library with your friends and exchange them. The variety of toys will entertain the kids and they will be used by more than one child thus reducing your impact on the environment.
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