In recent years the issue of global warming is becoming an issue that occupies the agendas of many countries and officials of governmental agencies, but if something is agreed is that if current trends continue, within a very short span of time the planet will be uninhabitable. The Worldwatch Institute in Washington has confirmed this trend, and scientists in the United Kingdom estimate that this period would be 20 years. Probably the most optimistic are the members of the environment program of the United Nations, who still believe that we have 50 years to save the biosphere. Our unsustainable food production methods may be the factor that could aggravate further the stability of the biosphere.On our planet, about 75% of fertile and arable soils of temperate and tropical areas of the globe are engaged in agriculture, yet despite this, the use and misuse of land has disqualified thousands and one hundred thousand hectares in the world are becoming deserted and useless land. The type of food that we receive today is very poor compared to those received in previous years. In light of this problem we should ask ourselves three questions:
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