搜索结果: 1-15 共查到“理学 forests”相关记录66条 . 查询时间(0.062 秒)
State of the science on western wildfires, forests and climate change
wildfires forests climate change climate warming
2021/8/4
Seeing the urgent need for change, a team of scientists from leading research universities, conservation organizations and government laboratories across the West has produced a synthesis of the scien...
Productivity of kelp forests, sans the iconic kelp
kelp forests environmental change ecosystem forest canopy
2021/8/5
A lush canopy is a defining feature of most of the planet's forests. But canopy-forming species can be particularly vulnerable to disturbances and environmental change. So the question is: What is a f...
How climate change and fires are shaping the forests of the future
climate change fires forests
2021/8/3
As temperatures rise, the risk of devastating forest fires is increasing. Researchers are using artificial intelligence to estimate the long-term impact that an increased number of forest fires will h...
Collapse of Northern California kelp forests will be hard to reverse（图）
Collapse Northern California kelp forests hard to reverse
2021/3/19
Satellite imagery shows that the area covered by kelp forests off the coast of Northern California has dropped by more than 95%, with just a few small, isolated patches of the bull kelp remaining. Spe...
How do stone forests get their spikes? New research offers pointed answer（图）
stone forests their spikes offers pointed answer
2020/9/18
The researchers replicated the formation of these natural structures by creating sugar-based pinnacles, mimicking the soluble rocks that compose karst and similar topographies, then submerging them in...
How do stone forests get their spikes? New research offers pointed answer（图）
stone forests spikes pointed answer
2020/9/11
Stone forests -- pointed rock formations that resemble trees -- populate regions of China, Madagascar, and many other locations worldwide. They are as majestic as they are mysterious, created by uncer...
Airborne science discovers complex geomorphic controls on Bornean forests（图）
Airborne science complex geomorphic controls Bornean forests
2020/6/5
Tropical forests contain some of the most biodiverse and dynamic ecosystems in the world.The influence of precipitation, temperature, and soils is especially noticeable when comparing the towering tre...
Chromatin organizes into 3D 'forests' in single cells（图）
Chromatin organizes 3D forests single cells
2020/2/20
A single cell contains the genetic instructions for an entire organism. This genomic information is managed and processed by the complex machinery of chromatin -- a mix of DNA and protein in chromosom...
A new study in the journal Nature Sustainability overturns long-held interpretations of the role humans played in shaping the American landscape before European colonization. The findings give new ins...
Structural complexity in forests improves carbon capture（图）
Structural complexity forests carbon capture
2019/10/17
Forests in the eastern United States that are structurally complex -- the arrangement of vegetation is varied throughout the physical space -- sequester more carbon, according to a new study in Ecolog...
A Future With Fewer Forests（图）
Future Fewer Forests
2017/12/19
As wildfires continue to rage in California, a future with fewer forests is very real, according to findings from a new study on the resilience of Rocky Mountain forests. A team led by Colorado State ...
Deer prefer native plants leaving lasting damage on forests
Deer native plants lasting damage forests
2017/10/25
When rampant white-tailed deer graze in forests, they prefer to eat native plants over certain unpalatable invasive plants, such as garlic mustard and Japanese stiltgrass. These eating habits lower na...
Earlier snowmelt decreases streamflow,reduces forests'ability to regulate atmospheric carbon dioxide
snowmelt decreases streamflow reduces forests'ability atmospheric carbon dioxide
2016/8/11
Earlier annual snowmelt periods may hinder the ability of forests to regulate atmospheric carbon dioxide (CO2), according to the results of a new study.The findings, published in Geophysical Research ...
Natural regeneration of tropical forests helps global climate mitigation and forest restoration
Natural regeneration tropical forests global climate mitigation forest restoration
2016/5/19
This article is the ninth in a series on NSF's Long Term Research in Environmental Biology (LTREB) awards. Visit parts one, two, three, four, five, six , seven and eight.Climate scientists have long r...
Biologists discover skydiving spiders in South American forests
Biologists skydiving spiders South American forests
2015/9/9
Arachnophobes fearful of spiders jumping, creeping or falling into their beds now have something new to worry about. Some spiders might also glide in through the window.A group of biologists...