Forests & Trees

World's largest redwood forest outside of California is coming — to Ireland

13 must-see trees around the world

Logging leftovers fuel Alaska Airlines' test flight

5 invasive species that may have won the war

Every single street tree in NYC, mapped

Don't underestimate the life-saving power of urban trees

Saying goodbye to the largest slippery elm tree in Vermont

The world's 10 oldest living trees

A 'hidden' forest in the shape of a Celtic cross has emerged in Ireland

What makes a champion tree?

7 superlatively spooky forests

Extinct elm tree rediscovered at queen's Edinburgh residence