That's interesting. When my wife had a smaller dog, she walked it around the neighborhood. Now she has a bigger higher-energy dog, she sometimes drives it to the dog park so it run off leash more. (And still walks around the neighborhood some, too).
That's a really good solution. Food waste is a huge problem. I think we can all agree that eating food we purchase is way better than wasting that same of food.
One thing that ranks even higher than plant-rich diets as a solution is addressing food waste ( https://www.drawdown.org/solutions-summary-by-rank ).
Solution: Feed fido leftover scraps when you can!