1.   The rise of Islam is a popular topic these days.

2.   The environment is a popular topic these days.

3.   Many archives have compiled reference packs for popular topics which can be extremely useful, even if they do not cover every need.

4.   And when it comes to popular driving topics on the Web, road rage is all the rage.

5.   As the official golf season reaches its conclusion, money has become the most popular topic among the players.

6.   At Austin Community College, enrollment is up for personal finance courses, where the most popular topic is investment opportunities.

7.   A popular topic is the Chiefs.

8.   A popular pre-tournament topic at the Masters has centered around Phil Mickelson, and his continuing quest to win his first major championship.

9.   But again, he was a popular topic.

10.   But weather is a popular topic in Oklahoma.