The intensive exploration of natural resources has begun to take a heavy toll on the environment, economic models appear to have been worn out, and major cultural and technological transformations are underway. The energy issue is particularly important in the context of the technological and economic transformations that are in progress and which will be consolidated in the near future. In the search for environmental sustainability, renewable energy is the key. Brazil, with its potential in terms of available agricultural land, excellent weather conditions, and considerable levels of...