The development of new knowledge and the need for introducing new skills in order to give more specific substance to the concept of SD will remain a constant need for years to come, as many areas of expertise are constantly developing.
Pendant longtemps encore, il faudra constamment acquérir des connaissances nouvelles et mettre en œuvre des compétences nouvelles pour donner corps de manière plus spécifique au concept de développement durable.