Farming has long being a principal occupation for humans and as such has formatted civilization. Land and human form a unity from which it is determined the creation of a truly sustainable societies. Cultivating methods of industrial agriculture have degraded land and ecosystems around the world. A greater danger of both public health and nature’s biodiversity are the genetically modified organism and the agricultural policies of seed control. Traditional and natural agriculture is based its production on greener methods and local productive clusters which could restore the lost balance between modern societies and our natural environment. Natural Methods of cultivation ensure the ecology and the nutritional quality, defining as a principle the harmony of all interconnected parts of the ecosystem. The quality of human living depends on soil fertility, resource conservation and biodiversity. Agriculture is not just an economic activity but the basis on which the different aspects of culture are based.

Tierra attempts to co-modulate the conditions for a natural agricultural lifestyle with cultural values. This at a practical level is expressed by the promotion of natural farming and beekeeping, the production of agricultural goods, the spread of traditional arts and the general adoption of a natural way of life.