Just as fish live in the fluid water, you live in the fluid atmosphere. The atmosphere is composed of a mixture of many gases. Even though water vapor composes only zero to four percent of atmospheric gases, it has a large effect on your life.

Special Thanks To

Susan Moore, HSE Coordinator, BP Chemicals | Iris Cross, Director, National Programs, BP America |

KHOU-TV and Mario Gomez, Meteorologist | Victor Ayres, City of Houston Coordinator of Air Quality Initiatives | Dr. Pamela Berger, City of Houston Director of Environmental Policy | Anne Mrok-Smith, Sr. Public Information Planner Houston-Galveston Area Council, Clean Air Action | The American Lung Association, Houston Texas |