Introduced as food for cattle, gamba grass burns in a way that threatens northern Australia’s ecosystems. AAP Image/CRC for Weed Management

Field of nightmares: gamba grass in the Top End

Stretching across the north from Broome to Townsville, Australia’s tropical savannas are the largest, least-degraded savannas on Earth. While fire management, pastoralism, mining, and the decline of native…

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