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image: Older Trees Grow Faster

Older Trees Grow Faster

By Bob Grant | January 20, 2014

Mature trees soak up more CO2 than younger ones, a study shows, overturning a bit of botanical dogma.


image: Opinion: Evolving CO2-Hungry Crops

Opinion: Evolving CO2-Hungry Crops

By Lewis H. Ziska and Mark Howden | December 4, 2012

Breeding plants that can convert more carbon dioxide to food could help feed a growing population.

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image: Harvesting Ideas

Harvesting Ideas

By Karen Hopkin | April 1, 2011

Joy Ward is reaping the rewards of her studies on how plants handle global climate change—gathering academic accolades and presidential embraces along the way.


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