1.   And environmentalists fear that Mexico is fertile territory for American energy companies seeking to build power plants near the border that skirt strict U.S. emission laws.

2.   Because the Catholic Church does not enjoy the deep roots here that it has in other Latin American countries, many Christian ministers view Cuba as fertile territory.

3.   All the pessimism stems from countries like Colombia, Mexico, Peru and Bolivia being fertile territory for smugglers since colonial times.

4.   But the US is fertile territory for soccer development, and even bucolic outposts such as Ohio are becoming home to aficionados.

5.   Canada is a fertile territory for filmmaking, but no one would buy a script about a team that faces extinction somehow making the playoffs.

6.   Even before this season, the A.L. East had proven to be fertile territory for hat tricks of sorts at the top of the division.

7.   In purely demographic terms, Love is plowing fertile territory in aiming a book about menopause and hormones at a nonprofessional audience.

8.   In the meantime, other scientists are finding that tick saliva is fertile territory for seeking potential new drugs, especially for controlling clotting and inflammation.

9.   Once a designer pioneers fertile territory, others are sure to follow and in some cases perhaps even make better use of it.

10.   Once he embarked on creating a character whose father was Stalin, Duncan knew he was entering even more fertile territory.