Threats to At-Risk Species Threats to At-Risk Species in America's Private Forests Ronald E. McRoberts is a mathematical statistician, US Department of Agriculture, Forest Service,Northern Research Station, St. conversion of forests to f... SM Stein,MA Carr,RE Mcroberts 被引量: 23发表: 201...
There is also a need for further research into forest resilience and landscape-scale response and resilience.doi:10.4236/AJPS.2013.43A093Timothy O. RandhirAyten Erol美国植物学期刊(英文)Randhir, T.O.; Erol, A. Emerging Threats to Forests: Resilience and Strategies at System Scale. Am. J. ...
解析 C。解析:“However, the tropical rainforest is facing numerous threats. Deforestation is one of the most significant challenges.”,热带雨林面临的威胁之一是森林砍伐。A 选项“造林”是保护措施不是威胁;B 选项“可持续伐木”如果做得好不是威胁;D 选项“保护野生动物栖息地”是保护措施不是威胁。
<p>We must continue to encourage markets for sustainably managed wood and maintain a tax structure that supports keeping forests as forests.</p>
A. pollution B. deforestation C. overfishing D. climate change 相关知识点: 试题来源: 解析 B。中文解析:文中提到热带雨林面临很多威胁,其中最大的问题之一是森林砍伐。A 选项污染文中未重点提及;C 选项过度捕捞与热带雨林关系不大;D 选项气候变化是森林砍伐等活动导致的结果而非直接威胁。反馈...
Deer as a Keystone Herbivore: Threats to Forest DiversityBerkeley Electronic Press Selected WorksThomas P. Rooney
We applied our modelling framework and spatial tool for measuring and mapping threats to a Bangladesh forest, with recommended actions to ensure sustainable forest management and to spatially prioritize zones for special management needs. We finally discuss issues and opportunities that our spatially ...
A. climate change B. sustainable logging C. conservation efforts D. deforestation 相关知识点: 试题来源: 解析 D。中文解析:“However, the tropical rainforest is facing many threats. Deforestation is one of the biggest threats.”,热带雨林面临很多威胁,其中最大的威胁之一是森林砍伐。反馈...
Rights to Forest Products, Deforestation and Smallholder Income: Evidence from the Western Brazilian Amazon The causes of tropical deforestation are many and complex, but relative financial returns at the household level play a large role in determining which act... SA Vosti,EM Braz,CL Carpentier,...
A. conservation B. sustainable development C. deforestation D. creating protected areas 相关知识点: 试题来源: 解析 C。解析:“However, the Amazon Rainforest is facing numerous threats. Deforestation is a major concern.”表明砍伐森林是主要威胁之一。反馈...