In California, we like to go first. Over 60 years ago, we became the first state in the nation to adopt aggressive air pollution regulations, which made us a global leader in protecting human health. You know what else California did first? Adopt some very forward-thinking, pro-family rules regarding paid family leave.

Limiting exposure to poor air is good for school budgets, and even better for kids' health, says a new study from the Lawrence Berkeley National Laboratory.