机构名称：
¥ 2.0
1 California Timber Harvest, 2022, California Forest Foundation https://www.calforestfoundation.org/resource/timber-management/ California Timber Harvest by Year, 1952-2006, US Forest Service, USDA https://www.fs.usda.gov/pnw/pubs/pnw_gtr866.pdf 2 California Forests 80%-600% Denser Than 150 Years Ago By Jim Jacobs, GWire, September 15, 2020 https://gvwire.com/2020/09/15/california-forests-80-600-denser-than-150-years-ago-uc-researcher-says- biomass-is-one-of-the-answers/ To save forests, cut some trees down,科学家说，科学顾问乌拉·克罗巴克（Ula Chrobak），2017年4月21日https://www.science.org/content/article/save-forests-cut-forests-cut-some-trees-trees-trees-down-scientists-say-say-say say二十世纪二十世纪森林结构中的二十多个林区转变。 https://www.pnas.org/doi/10.1073/pnas.1410186112
加利福尼亚大火和过度监管的后果
主要关键词
相关文件推荐
