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At the same time, annual waste generation is expected to increase

70% by 2050. 3 These predictions are scary, especially because we

know that it already requires natural resources from the equivalent

of about 1.75 Earths to sustain our current population. If we maintain

our present patterns, we will need three Earths by the year 2050.

Amount of natural resources used worldwide

1 Earth

1970

1.75 Earths

Today

3 Earths

2050

3 Kaza, S. et al., What a Waste 2.0: A Global Snapshot of Solid Waste

Management to 2050, World Bank Group, Urban Development Series,

Washington D.C., 2018, http://hdl.handle.net/10986/30317.

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