Researchers have found almost identical patterns of tree diversity across the world's tropical forests. The study of over one million trees across 1,568 locations found that just 2.2% of tree species ...

CLIMATEWIRE | More than a third of the world’s tree species are at risk of extinction, according to findings by the International Union for Conservation of Nature. The group said that its first global ...

Tropical forests are often made up of a diverse range of trees, with large spaces between those of the same species, which probably helps to protect them against pests, such as insects and fungal ...

Researchers combined human and ecological factors to analyze the global scale of non-native tree species invasions. Human activity in hotspots of global trade, such as maritime ports, is linked to an ...

Eastern redbud is a small native tree found in USDA Plant Hardiness Zones 4 through 8. Redbuds generally grow to about 20 feet tall and 30 to 35 feet wide at the top. They bloom in early spring before ...

Aug. 23 (UPI) --Dozens of tree species in the United States are facing extinction from invasive insects and disease caused by climate change stresses that include drought, wildfires and extreme ...