US teen births have dropped to a record low, but the country still has one of the highest rates among developed nations, the US Centers for Disease Control and Prevention said.
Top 7 greenest celebs
Number 7: Sheryl Crow
What she's done: Just like the lyrics she's preached ('a change would do you good'), singer Sheryl Crow played the Global Green pre-Oscar party to benefit the greening of schools, saves wild mustangs (the animal, not the car) and also took part in a Stop Global Warming college tour that ran strictly on bio-diesel buses. What a Green babe!