搜索结果: 1-15 共查到“国际动态 理学 drought”相关记录17条 . 查询时间(0.406 秒)
The collapse of the Hittite Empire in the Late Bronze Age has been blamed on various factors, from war with other territories to internal strife. Now, an interdisciplinary collaboration used tree ring...
Songbirds reduce reproduction to help survive drought（图）
Songbirds reduce reproduction survive drought
2020/9/4
With climate change heating the globe, drought more frequently impacts the reproduction and survival of many animal species.New U.S. National Science Foundation-funded research by University...
Does limited underground water storage make plants less susceptible to drought?（图）
limited underground water storage plants less susceptible drought
2019/10/23
You might expect that plants hoping to thrive in California's boom-or-bust rain cycle would choose to set down roots in a place that can store lots of water underground to last through drought years.B...
Drought-stricken areas anxiously await the arrival of rain. Full recovery of the ecosystem, however, can extend long past the first rain drops on thirsty ground.According to a study published August 1...
Researchers Successfully Predict Multi-Year U.S. Drought and Fire Conditions（图）
Researchers Multi-Year U.S. Drought Fire
2017/9/1
The next mega-droughts and subsequent active wildfire seasons for the western U.S. might be predictable a full year in advance, extending well beyond the current seasonal forecast and helping segments...
Drought identified as key to severity of West Nile virus epidemics
Drought identifiedy West Nile virus epidemics
2017/2/16
A study led by UC Santa Cruz researchers has found that drought dramatically increases the severity of West Nile virus epidemics in the United States, although populations affected by large outbreaks ...
The unexpected:Cold snaps in the sub-tropics,drought in rainforests featured at upcoming ecology conference
Cold snaps in the sub-tropics drought rainforests featured ecology conference
2016/7/15
Cold snaps in sub-tropical ecosystems, life under cities in soils, drought in rainforests, and desertification in grasslands are among the topics featured at the 2016 meeting of the Ecological Society...
Drought left 225 million trees dead in the U.S. Southwest in 2002. Nine years later, it killed 300 million trees in Texas. This past year, 12 million trees died in California.Drought left 225 million ...
Rise of the 'Ridiculously Resilient Ridge':California drought patterns becoming more common
Ridiculously Resilient Ridge California drought patterns more common
2016/4/13
Atmospheric patterns associated with droughts in California have occurred more frequently in recent decades, Stanford scientists say.In new research published online this week in Science Advances...
Pineapple genome offers insight into photosynthesis in drought-tolerant plants
Pineapple genome photosynthesis drought-tolerant plants
2015/11/12
By sequencing its genome, scientists are homing in on the genes and genetic pathways that allow the juicy pineapple plant to thrive in water-limited environments. The new findings, reported in the jou...
Drought, heat likely to affect U.S. West's power grid
Drought heat likely U.S. West's power grid
2015/5/25
Electricity generation and distribution infrastructure in the U.S. West should be “climate-proofed” to decrease the risk of future power shortages, according to new research results.Expected increases...
Scientists Reprogram Plants for Drought Tolerance
Scientists Reprogram Plants Drought Tolerance
2015/3/4
Crops and other plants are constantly faced with adverse environmental conditions, such as rising temperatures (2014 was the warmest year on record) and lessening fresh water supplies, which lower yie...
The atmospheric conditions associated with the unprecedented drought in California are very likely linked to human-caused climate change, researchers report.
Increased drought portends lower future Midwest crop yields
Increased drought portends lower future Midwest crop yields
2014/5/13
A key question for climate change adaptation is whether existing cropping systems can become less sensitive to climate variations. We use a field-level data set on maize and soybean yields in the cent...
'Killer' Southeast Drought Low on Scale, Says Study--Others Were Far Worse; Population, Planning Are the Real Problems（图）
'Killer' Southeast Drought Population Planning the Real Problems
2009/12/10
A 2005-2007 dry spell in the southeastern United States destroyed billions of dollars of crops, drained municipal reservoirs and sparked legal wars among a half-dozen states—but the havoc came not fro...