Possible changes in natural ecosystems along the lower yenisey and the shores of Yenisey Gulf associated with recovery of stray logsdoi:10.1080/10889378809377362Over the decades substantial numbers of stray logs which have broken free from log booms and rafts have accumulated along the shores of the ...
www.docin.com|基于162个网页 2. 生态体系 12 事实上, 文化的生态体系(human ecosystems) 与自然 的生态体系(natural ecosystems) 是有差别性。 文化生态体系 … www.docin.com|基于 1 个网页 例句
aThis creates an imbalance in natural ecosystems, and it is not known whether these changes can be reversed even if nitrogen deposition is reduced later. Nitrogen uses up natural buffering agents in waters and soils, leaving Park ecosystems vulnerable to future acidification 这在自然生态系创造一种...
Climatic and anthropogenic changes cause the deprivation of distinct ecosystems in Costa Rica, transforming climatic, ecological, and geomorphic conditions... A Quesada-Roman - 《Revista Cartográfica》 被引量: 0发表: 2023年 Anthropogenic and natural determinants of fish food-chain length in a midsiz...
Changes in Soil Phosphorus Fractions and Ecosystem Dynamics across a Long Chronosequence in Hawaii We tested the Walker and Syers (1976) conceptual model of soil development and its ecological implications by analyzing changes in soil P, vegetation, and ... TE Crews,K Kitayama,JH Fownes,... -...
When BDAs were introduced we expected to effectively increase the number and longevity of functional natural and acting beaver dams that, in turn, would initiate a series of alterations that would ultimately restore processes that maintain a new stable state of floodplain reconnection14. Changes in ...
Human-induced changes in the natural environment are affecting the provision of ecosystem goods and services (EGS). Land use plans rarely include the value... H Baral,RJ Keenan,SK Sharma,... - 《Land Use Policy》 被引量: 117发表: 2014年 Ecosystem Services Criteria For Sustainable Development...
We articulate why an ecosystems approach is important for soil science in the context of natural capital, ecosystem services, and soil change. Soil change is defined as change on anthropogenic time scales and is an important way of conveying dynamic changes occurring in soils that are relevant to...
Fire That Was Started 92,000 Years Ago Human are actively changing landscapes across the globe,but shaping ecosystems is not just a modern activity. An analysis of the northern shores of East Africa's Lake Malawi reveals ancient inhabitants used fire 92,000 years ago to prevent forest(1)___...
Today, escalating impacts of human activities on forests, wetlands, and other natural ecosystems imperil the delivery of such services. The primary threats are land use changes that cause losses in biodiversity as well as disruption of carbon, nitrogen, and other biogeochemical cycles; human-caused ...