/ John N. Williams Content for 澳门六合彩开奖结果走势图 en /climate/news/reforms-needed-expand-prescribed-burns A 澳门六合彩开奖结果走势图 paper pinpoints obstacles and suggests strategies for getting more prescribed fire on the ground in the wildfire-prone U.S. West. November 15, 2023 - 9:15am Katherine E Kerlin /climate/news/reforms-needed-expand-prescribed-burns /climate/news/unprecedented-levels-high-severity-fire-burn-sierra-nevada-forests High-severity wildfire is occurring at unprecedented rates in Sierra Nevada forests compared to before 1850, finds 澳门六合彩开奖结果走势图 study. January 20, 2023 - 9:45am Katherine E Kerlin /climate/news/unprecedented-levels-high-severity-fire-burn-sierra-nevada-forests