KIRO 7 digs into invasive Ivy and speaks to environmental advocates working to protect our trees — Watch live Wednesday at 6:45 a.m.

Genetic modification is the only credible path to restoring the blight-wracked American chestnut. Bruce Beehler is a ...

A recent survey of Pacific Northwest cherry orchards uncovered the presence of a new dieback pathogen in the region — one ...

Although the general ideas David Mildrexler wrote (the column "Large trees are vital to protect water," in the Jan. 29 print ...