First rainforests arose when plants solved plumbing problem

A team of scientists, including several from the Smithsonian Institution, discovered that leaves of flowering plants in the world's first rainforests had more veins per unit area than leaves ever had before. They suggest ...

Amazon carbon sink threatened by drought

The Amazon is surprisingly sensitive to drought, according to new research conducted throughout the world's largest tropical forest. The 30-year study, published today in Science, provides the first solid evidence that drought ...

Are tropical forests resilient to global warming?

Tropical forests are less likely to lose biomass – plants and plant material - in response to greenhouse gas emissions over the twenty-first century than may previously have been thought, suggests a study published online ...

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