You are comparing the total reserves of various natural resources, including oil, natural gas, and minerals, of two major energy companies, TotalEnergies and Eni, for the fiscal year 2023.

Requirements:

1. TotalEnergies reported total reserves equivalent to 30 billion BOE at the end of 2023. Eni reported total reserves equivalent to 25 billion BOE during the same period.
2. Calculate the difference in total reserves between TotalEnergies and Eni.
3. Analyze and discuss the implications of the difference in total reserves on the business diversification and future energy transition strategies of both companies.