All Questions
2 questions
3
votes
3
answers
253
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Efficiency of delivery services vs individuals travelling to purchase items?
Is it more efficient for a supermarket to send a van round to deliver stuff (eg a weekly/monthly shop for groceries) to multiple addresses, or for those people to drive (locally) to go and get it?
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9
votes
2
answers
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How to choose a more sustainable vacation option?
Background
In general, for a given transportation medium, modes of transport that are more densely populated are more efficient than those that are more sparsely populated. For example, it is not a ...
