Science Jul 02

Watch 4:08
Antarctic ozone hole believed to be shrinking

Scientists studying climate change in Antarctica reported this week that a hole in the protective ozone layer of the Earth’s atmosphere has shrunk. The discovery of the hole in the 1980s led to a worldwide phasing out of ozone-depleting chemicals…

May 19

Congress could overhaul chemical safety standards

The bill would offer new protections for pregnant women, children, workers and others vulnerable to the effects of chemicals such as formaldehyde and styrene used in homes and businesses every day. The bill also would tighten restrictions on asbestos and…

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