In desert ecosystems, plant species coexist by growing and flowering at different times, cued by rainfall and other triggers. This diversity strengthens community stability. The invasive Sahara ...

Wherever you garden, there are always plants that exhibit aggressive growth. The invasiveness of any plant is largely region-specific, with climate, soil and the wider ecosystem playing a part. This ...

The Sepulveda Basin Wildlife Reserve suffers from many of the ills that might be expected of a natural area located in the middle of the nation’s second-largest city, including litter and even ...

Fire has always shaped the landscape in California. But today it burns hotter, more frequently, and spreads farther than ever before—a shift driven by human development, climate change, and the ...

Keeping areas free of invasive species is a matter of vigilance and a project that can take several years. Invasive species — many states maintain a list that is updated regularly — impact the whole ...