Three products used to fight herbicide-tolerant weeds could be unavailable to growers in 2024. The EPA approval was unlawful, a court ruling said.

Get all the news you need in your inbox each morning. This article originally appeared on Arizona Republic: Casa Grande Ruins picnic area closed due to invasive weed. Here's what we know ...

Large wildfires in the desert were once rare. Now experts worry that invasive plants and a changing fire cycle are putting our saguaros and our homes in danger.

The fast spread of exotic weed species can jeopardise food security, biodiversity, and environmental sustainability. The impact of invasive weeds extends beyond agriculture. For example ...