The main provisions of the concept are:
1) Climatic conditions: extreme heat → Increased heat stress, cardiovascular diseases and dehydration, extreme cold → Increased risk of respiratory diseases, decreased immunity and circulatory disorders.
2) Humidity and rain: High humidity → Increased growth of fungi and bacteria, skin problems and respiratory tract infections, heavy rain → Spread of infectious or parasitic diseases in the water.
3) Natural light and seasonality: Insufficient exposure to sunlight → Vitamin D deficiency → Weakened bones and immunity, seasonal changes, → Mood disorders such as seasonal affective disorder (SAD).