Sex involved in plant defense

Why do some plants defend themselves from insect attacks better than others? New evidence shows that the difference might be due to whether they're getting any plant love.

New crops needed for new climate

Plants grown under high CO2 and drought conditions show an increase in toxic compounds, a decrease in protein content and a decrease in yield. Dr. Ros Gleadow will present her findings at the Society for Experimental Biology ...

Ozone depletes oil seed rape productivity

With rising ozone levels scientists have found that high ozone conditions cause a 30 percent decrease in yield and an increase in the concentration of a group of compounds with toxic effects to livestock, but anticarcinogenic ...

Summer haze has a cooling effect in southeastern United States

(PhysOrg.com) -- Global warming may include some periods of local cooling, according to a new study by researchers at the University of California, Berkeley. Results from satellite and ground-based sensor data show that sweltering ...

Lettuce gets a healthy suntan

Salad dressing aside, a pile of spinach has more nutritional value than a wedge of iceberg lettuce. That's because darker colors in leafy vegetables are often signs of antioxidants that are thought to have a variety of health ...

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