Climate change is causing trees to sprout earlier in spring. Nevertheless, some tree species are growing less. A study by the ...

Across Australia, forests are quietly changing. Trees that once stood for decades or centuries are now dying at an accelerating rate. And this is not because of fire, storms, or logging. The chronic ...

An army of treelike creatures called Ents marches to war in the second The Lord of the Rings movie, The Two Towers, walking for miles through dark forests. Once they arrive at the fortress of the evil ...

In Panama’s tropical forests, trees are quietly rewriting the rules of survival. Faced with longer, harsher dry spells, they ...

Trees have special ways to defend themselves against insects, even animals eating their leaves. Learn how trees “talk to each other. Science Trek is available to stream on pbs.org and the free PBS App ...

As wildfires like the ones that blanketed the northeastern U.S. in smoke earlier this month become more frequent and more powerful, governments are adopting new approaches to protect forests and the ...

As the gap between burned areas and replanting widens year after year, scientists see big challenges beyond where to put seedlings. Camille Stevens-Rumann crouched in the dirt and leaned over ...

Remarkable research has unlocked new understanding of the mysterious ways trees communicate and share knowledge with each other – and much like in many animal species, the wisdom of age plays a vital ...

Francis E Putz was funded to write this report by the US Agency for International Development and the US Forest Service International Program. Claudia Romero received funding from the United States ...