Does it just get re-circulated? You clean your place and make your neighbour’s place dirty, and vice versa?
In: 1751
More importantly, where did all the dust come from?
Well.. space. The earth attracts tons and tons of dust to it every day. It settles upon and around us. Adding all the dust put into the atmosphere from industry, cars and power generation and you get what you are seeing now.
What you capture in your vacuum or sweep up and put in the bin, makes its way to landfill and eventually becomes part of the earth again.
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