The largest waste category is food and green waste, which makes upto 44% of all global waste according to global waste reports, 2023.

Solution:

use this waste for re-use as biofuels, fertilizers, green beauty.

Currently available missions:

waste to wealth : started by PM_STIAC aims to identify, develop, and deploy technologies to treat waste to generate energy, recycle materials and extract resources of value.

The curiosity of “HOW” and “WHY” food waste became a major question.

so to answer HOW- it is by advanced technologies

WHY-it is because of the nutrients still present in waste leftovers and peels of food (fruits & vegetables).