Pollution containing synthetic estrogen can have a negative impact on animals and people.
Research suggests that early exposure to air pollution increases the risk of obesity.
Human activity is causing grave damage to the ocean's coral reefs.
Human behavior is placing at least a third of Earth's species at risk of extinction.
Can we just roll with the punches? Adapting to climate change isn't that simple.
"Extremophile" bacteria might be able to clean up toxic nuclear waste sites.
Geothermal is a green power source and doesn't add carbon to the atmosphere the way fossil fuels do.
A discovery by students at Yale University might one day mean we can throw plastic into the compost pile.
This is partly due to pollution, but even in the cleanest air the sky is lighter near the horizon due to the effect of earth's atmosphere on sunlight.
Research has indicated that wide-spread industrial air pollution goes at least as far back as the ancient Greeks and Romans.