Most world problems come down to two basic issues or needs not being met, what are they

scarcity and food production perhaps

Problem of lack of food and water.

Explanation:

The world is a chaotic place. There are various problems going on around the planet. However, in many developing or underdeveloped regions of the world, there is a problem of lack of food and water which are the most basic needs of a human being.

People are dying of hunger and thirst due to poverty. The reason for poverty is due to conflicts and war, climate change, politics, inequality, unemployment, etc. If these problems are met and resolved, the world can be a much better place.