Two applications of a lawn weed killer (at properly spaced intervals) will generally provide better weed control than one.

Aphids attacking lettuce fields in England are showing surprising regional patterns that could complicate efforts to protect ...

The hot, dry summers Clark County and much of the Pacific Northwest have experienced in recent years are harming some native tree species. Forestry experts and environmental groups say western hemlock ...

Experts warn that contact with parthenium can cause allergies, asthma, respiratory distress and severe skin problems in humans. For livestock, consuming it may even prove fatal ...