The spread of invasive grasses in places like Hawaii and the Western U.S. is contributing to more frequent wildfires. WSJ’s Daniela Hernandez explains why and explores what's being done to curb ...

Just when you think you've got it all under control, those pesky invasive grasses find a way to mess things up. These ...

Guinea grass and other invasive grasses alter soil moisture and an accumulation of dead, dry leaves that don’t decompose create a fire-prone landscape. — Photo courtesy Maui Invasive Species ...

“With the decline in agriculture around the state, large swaths of abandoned farmlands were replaced with fire-prone invasive grasses,” Chimera said. “Grasses like guinea grass and fountain ...

The goal of the project is to use the preemergent herbicide, Imazapic, to combat the invasive annual grass commonly known as cheatgrass. Cheatgrass is highly flammable and can rapidly carry fire ...