1. Rising global energy demand – Analyzing key drivers behind increasing global energy consumption, including economic growth and technological advancements.

2. Public perception of climate change – Evaluating variations in public concern about climate change across different developed countries.

3. Urbanization and land-use changes – Examining the relationship between global population growth and shifts in land use patterns.

4. European forest coverage trends – Investigating spatial and temporal variations in forest cover across Europe.

5. Effectiveness of climate change mitigation strategies – Assessing the need for multiple contrasting strategies to combat climate change effectively.

6. Social and economic barriers to sustainability – Exploring challenges that hinder sustainable development efforts in different regions.