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What is the estimated average ecological footprint of humanity? 

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Ecological Footprint Analysis of these real demands can give us some measure of the degree to which Earth's surface can sustainably support humanity's patterns of consumption as population grows and standards of living in developing countries rise.
Therefore, ecological footprint might be followed to understand, in an integrated manner, the environmental impacts of the humans’ activities on the biosphere and its composing ecosystems.
This analysis provides evidence that the Ecological Footprint is a meaningful ecological indicator which can be compared to equivalent measures of the appropriation of ecosystem productive capacity and land use pressures.
The input–output approach provides a consistent means of calculating an ecological footprint using data collected as part of the system of national accounts in most developed countries.
Our findings suggest that economic growth and energy consumption have negative relationships with the ecological footprint.

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