Environmental activists bent on stopping logging are using tree spikes made of concrete to evade detection and create a deadly hazard in some British Columbia forests. The concrete plugs are meant to ...

Sometimes, Jon Richard says, he’ll be up in the canopy of a large Missouri tree, doing work of some kind, and will stop for a moment to sit still on a perch.

There's more to climbing a tree than just climbing the tree. For kids, the experience is physical and mental, said Lise Brown, an educator in Winnipeg who focuses on outdoor education. "It's called ...

This sign, which warns Trans Mountain workers of galvanized spikes in trees, was found by anti-pipeline activists in the Brunette River area.Protect the Planet Stop TMX/Submitted photo Trees in the ...