Sustainability = Personal Responsibility
Certainly not immediately. Likewise, it does not make sense to leave decisive fields or corresponding powers to other states. Many things could be done without disadvantages. If it were possible to inspire at least five billion citizens of the world to eat a sustainable, healthy and vegan diet, many social problems could be solved sooner. This would also mean - as mentioned several times - producing and processing healthy fats and proteins (nuts, algae oil, linseed oil, seeds, and pulses rich in nutrients). It supports producers of vegetables, salads and fruits and remembers careful water use.