Topic for the essay: Analyse a current challenge applying to passenger or freight transport activities, and suggest concrete solutions (use relevant data, scenarios, etc.) to address the identified problem. For this essay, the following structure should be employed: 1. Drawing a historical perspective of the selected topic (transport challenge, product, etc.) 2. Highlighting advantages and limits of the current situation 3. Diagnosing the problem and deriving solutions 4. Illustrating recommendations through a concrete case/example and discussing challenges 5. Assessing whether the suggested solution is realistic