The protection of the environment is a concern that increasingly reaches more
aspects of our life. In contemporary society there is a greater awareness that
nature must be preserved, and that, therefore, we must try, as far as possible, to
spend in a more reasonable way the resour ces that we get from it. In our daily
consumption the imprint of this responsibility can already be found and it is
something that is added t o the policy of mor e and mor e companies.
There is an increasing concern about the sustainability of nature