1.   But while it was a business the company had nurtured for years, it was also facing a perilous future as a midsized company in a world grown gargantuan.

2.   Companies that monitor emissions at refineries, petrochemical and natural gas processing plants up and down the Gulf of Mexico coast face a perilous future.

3.   The remaining escapees face a perilous future, park rangers said.

4.   Without young blood, aging congregations say they face a perilous future.