Last Updated：2025/11/22
Ecologists worry that cheatgrass, an invasive European species, creates fine fuels that make many western U.S. landscapes prone to near-annual fires.
See correct answer
Ecologists worry that cheatgrass, an invasive European species, creates fine fuels that make many western U.S. landscapes prone to near-annual fires.
音声機能が動作しない場合はこちらをご確認ください
Edit Histories（0）
