Author(s)

V. Ferrara

Abstract

Integrated data and utilities to support sustainable planning V. Ferrara Department of Electronic Engineering, University of Rome "La Sapienza ", Italy Abstract Sustainable development aims to achieve social justice, sustainable economies and environmental sustainability. However, developed nations use sustainability levels that are different fkom the equivalents of undeveloped countries. The origin of these differences depends on standard quality of life that is permitted in each country obviously. Principles of sustainable development are invariants but, in the last period and in the developed nations, public opinion is more sensitive to environmental problems. So, different weights for each element of triad (social justice, economy, environment) are adopted in each country. But many problems about energy, environment, levels of poverty, loss of biodiversity, climate change, ozone layer, etc., cannot be resolved by a country or nation alone. A minimum value of sustainability must be agreed f

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