搜索结果: 1-15 共查到“Impacts”相关记录475条 . 查询时间(0.145 秒)
Modelling climate change impacts on maize yields under low nitrogen input conditions in sub-Saharan Africa
crop simulation model ensemble modelling model intercomparison smallholder farming systems uncertainty
2023/12/21
Smallholder farmers in sub-Saharan Africa (SSA) currently grow rainfed maize with limited inputs including fertilizer. Climate change may exacerbate current production constraints. Crop models can hel...
The Impacts of Different Climate Change Scenarios on Visits toward the National Forest Park in Taiwan
weather factors visitation climate change
2023/12/15
Many studies have shown that the weather greatly affects the tourist count. Understanding weather information, climate change, and how they influence the tourist count in different tourist seasons (pe...
Soil Carbon Modelling in Salix Biomass Plantations: Variety Determines Carbon Sequestration and Climate Impacts
biomass production life cycle assessment climate impact soil organic carbon Salix willow short rotation coppice genotypic difference
2023/12/8
Short-rotation coppice (SRC) Salix plantations have the potential to provide fast-growing biomass feedstock with significant soil and climate mitigation benefits. Salix varieties exhibit significant v...
Drought impacts on tree carbon sequestration and water use - evidence from intra-annual tree-ring characteristics
carbon sequestration extreme drought intrinsic water-use efficiency physiological drought point dendrometer quantitative wood anatomys table carbon isotopes xylogenesis
2023/11/20
The impact of climate extremes on forest ecosystems is poorly understood but important for predicting carbon and water cycle feedbacks to climate. Some knowledge gaps still remain regarding how drough...
该研究发现棉花种植环节的环境影响取决于灌溉、农药和化肥用量。全球约有一半的棉田使用地下水灌溉，农药平均施用量为 1.57 kg/ha，氮磷肥平均投入量为150 kg/ha。全球各棉区灌溉、农药、氮肥施用量差异较大，经济发展水平高的地区施用量较高，而经济水平和水资源有限的棉区施用量较少，亟需因地制宜提高灌溉用水、化肥、农药利用效率，减少生产环节的环境影响。研究还发现，除了棉花种植环节对环境的影响外，...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Impacts of trade conflicts on the energy sector
贸易冲突 能源部门 影响 能源
2023/4/19
We use a multi-country input-output model to simulate the impacts of China-U.S. trade conflict on the energy sector. Our empirical results indicate that both China and the U.S. suffer from the conflic...
How climate change impacts the Indian Ocean dipole, leading to severe droughts and floods（图）
气候变化 印度洋 偶极子 干旱 洪水
2023/6/26
A study led by Brown researchers showed how melting ice water from massive glaciers can ultimately lead to droughts and flooding in East Africa and Indonesia.
PROVIDENCE, R.I. [Brown University] — Wi...
Atmospheric acidity impacts oceanic ecology
ecological balance atmospheric acidity carbon dioxide
2021/8/5
Increased acidity in the atmosphere is disrupting the ecological balance of the oceans, according to new research. The study looks at acidity's impact on nutrient transport to the ocean and demonstrat...
A new study by engineers at MIT, Caltech, and ETH Zürich shows that “nanoarchitected” materials — materials designed from precisely patterned nanoscale structures — may be a promising route to lightwe...
Farms,tables and revealing the vast impacts between and beyond（图）
Farms tables revealing vast impacts between beyond
2020/12/11
Bountiful harvests in one location can mean empty water reservoirs and environmental woes far from farmlands. A study published in Nature Communications examines how food, energy, water and ...
New software tool to model the economic and environmental impacts of California drought（图）
New software tool model economic environmental impacts California drought
2020/7/10
Drought may mean restrictions for watering lawns, crop losses for farmers and an increased risk of wildfires. But it can also hit power companies in the wallet.In communities that rely on water for po...
Impacts of forest restoration on soil erosion in the Three Gorges Reservoir area, China
Soil loss Land degradation Ecological restoration Forest landscape restoration The Three Gorges Reservoir area (TGRA)
2024/2/4
Vegetation recovery is a promising strategy to mitigate soil loss risk across different landscapes and human disturbance levels. Uncertainties still exist in the impacts of forest restoration on soil ...
Food systems are fodder for curbing cities' environmental impacts（图）
Food systems fodder curbing cities environmental impacts
2020/3/20
Focusing on urbanization as a key driver of environmental change in the 21st century, National Science Foundation-funded scientists at Princeton University have created a framework to understand and c...
Impacts of low-dose exposure to antibiotics unveiled in zebrafish gut（图）
low-dose exposure antibiotics unveiled zebrafish gut
2019/11/15
An antibiotic commonly found at low concentrations in the environment can have major impacts on gut bacteria, according to a study by a team of researchers at the University of Oregon, published in th...
Mega-cloud from Canadian wildfires will help model impacts of nuclear war（图）
Mega-cloud Canadian wildfires model impacts nuclear war
2019/10/21
Extreme wildfires in British Columbia, Canada, pumped so much smoke into the upper atmosphere in August 2017 that an enormous cloud circled most of the Northern Hemisphere – a finding reported in the ...