Currently is believe it world population is around 7000 million of people, who use the sources of 1, 5 planets as earth to supply all needs. This situation will get worst due to population is increasing estimating a population of 9000 million for 2050 and 11000 million for 2100. ¿ is the earth ready for this? Definitely it will be very difficult, so that´s why we should reflect about model of modern life.

The main challenge is to make economic growth sustainable through a lifestyle that results in a lower impact of our passage through the Earth .This involves taking measures such as the use of clean energy sources with no emissions, efficient use of resources, recycling waste, optimizing the use of assets that have low use to avoid overproduction, the revaluation of objects in apparent state of disuse, etc