That might be true, but the caloric consumption of the population is changing. People are transitioning from staple based diets (rice, wheat, etc.) to more complex diets (non native fruits/vegetables, meat). As poor countries gain wealth they want the food to match.
Oh absolutely, I didn’t mean to imply falling growth will neatly solve all the issues they listed so much as continue my one sided feud with our distorted ideas of future population levels.
Should have left out the income quip at the end in hindsight!