In order to calculate the index (base year 1990) for all the table categories, the EU27 raw value of each year (1990-2009) which can be retrieved from the ODYSSEE database, is divided by the EU27 raw value of year 1990 and then multiplied by 100
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Each year on World Environment Day, schools and environmental organisations worldwide organise clean up operations. Join one! In addition to enriching the landscape of your neighbourhood, you will learn more about the animals and plants that live nearby.
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