The unit to measure passenger transport demand is the passenger-kilometre (pkm), which represents one passenger travelling a distance of one kilometre. It is based on transport by passenger cars, buses and coaches and trains. The decoupling indicator is calculated as the ratio of passenger transport demand to GDP measured in 2000 constant prices.
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either directly from the farmer or at a local fruit and vegetable market. Seasonal food is good for you and the environment. Cutting the number of kilometres your food has travelled and avoiding packaging reduces pollution and waste.
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