Keep rays at bay: For more natural approach to sun protection, these options come out on top

Recent studies suggest that certain chemicals in sunscreen may be harmful when they are absorbed through the skin. Oxybenzone and retinyl palmitate, or vitamin A palmitate, which may have negative effects, have become the ingredients to avoid. But they are common in many sunscreens. According to the 2012 sunscreen guide released by the Environmental Working Group, only 25 percent of the 800 sunscreens tested are effective at protecting your skin without the use of potentially harmful ingredients.

Greenhouse gases nearing highly dangerous levels, study finds

Emissions of heat-trapping greenhouse gases are growing at such a rate that the world will likely exceed a safe limit in average global temperatures by the end of the century and veer into a higher temperature zone that would profoundly damage economic growth and most other aspects of life, according to a new report by the International Energy Agency.

5 shrubs for a showy summer

Making spring colorful with flowering shrubs is so easy. Just look around. Summer is different. We've kept it largely green with the pink and red of Knock Out roses and the soothing blues of hydrangeas to liven up the scene. But you can have more color - and a different look. Here are five flowering shrubs you can plant right now that grow well in the Piedmont and bloom in summer.

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