Nutrition adaptation

Nutrition - fats, carbohydrates, proteins, minerals vitamins - provides energy structure function to the body. Different ecosystems provide different nutrition and The people adjust itself to it. Required 800 600 kilo calories per day. 

McDade 2019 - poverty and nutrition induces genetic changes.

Displacement. Deforestation exploitation has created malnourished tribals like Baiga sahariya. Xaxa.