Engineering can indeed be useful to increase re- and upcycling in the future. But given that recycling rate is at the moment for most materials miniscule, and

Engineering can indeed be useful to increase re- and upcycling in the future. But given that recycling rate is at the moment for most materials miniscule, and our economic system can only work with global exponential growth, it alone can't be the solution – it's only valuable combined with also stopping growth in rich countries.