1. In recent years, there has been a growing interest in...
2. It is widely acknowledged that...
3. The issue of... has become increasingly complex in the modern world.
4. There is a growing consensus that...
5. It is important to note that...
6. The main advantage of... is that...
7. The key factor in... is...
8. It is clear that...
9. It is evident that...
10. It is worth noting that...
11. One of the most significant challenges facing society today is...
12. It is essential that we take action to address the problem of...
13. In conclusion, it can be said that...
14. As the world becomes more interconnected, it is essential that we...
15. There is no doubt that...
16. It is crucial that we...
17. It is imperative that we...
18. In order to address the issue of..., we must...
19. The importance of... cannot be overstated.
20. It is necessary to consider the potential consequences of...