搜索结果: 1-15 共查到“理学 caribbean”相关记录32条 . 查询时间(0.062 秒)
Scientists have discovered that a parasite is behind a severe die-off of long-spined sea urchins across the Caribbean Sea, which has had devastating consequences for coral reefs and surrounding marine...
Aggressive algae threaten health of Caribbean corals（图）
Aggressive algae threaten health Caribbean corals
2020/12/11
Hurricanes, pollution, disease, bleaching and the effects of an increasingly warmer planet are affecting the health of coral reefs around the world. However, reefs in the Caribbean are facing a new th...
Extinct Caribbean bird yields DNA after 2,500 years in watery grave（图）
Extinct Caribbean bird yields DNA 2,500 years watery grave
2019/10/21
Scientists have recovered the first genetic data from an extinct bird in the Caribbean, thanks to the remarkably preserved bones of a Creighton's caracara in a flooded sinkhole on Great Abaco Island i...
Understanding Caribbean Mammal Extinctions of the Past Spurs Renewed Focus on Conservation（图）
caribbean mammal extinctions past spurs renewed focus on conservation
2017/9/5
A Johns Hopkins paleontologist and her collaborative team of scientists report they have clear evidence that the arrival of humans and subsequent human activity throughout the islands of the Caribbean...
Ninety percent of predatory fish gone from Caribbean coral reefs due to overfishing
Ninety percent predatory fish gone Caribbean coral overfishing
2017/3/14
Researchers at the University of North Carolina at Chapel Hill have found that up to 90 percent of predatory fish are gone from Caribbean coral reefs, straining the ocean ecosystem and coastal economy...
Caribbean bat species need 8 million years to recover from recent extinction waves
Caribbean bat 8 million years recover recent extinction waves
2017/2/15
Find related stories on NSF's Environmental Research and Education and Dimensions of Biodiversityprograms.How long does it take a community of mammals to recover after a wave of species...
Half of all coral species in the Caribbean went extinct between 1 and 2 million years ago, probably due to drastic environmental changes. Which ones survived? Scientists working at the Smithsonian Tro...
Ancient fossils show effect of humans on Caribbean wildlife
Ancient fossils humans Caribbean wildlife
2015/11/12
Nearly 100 fossil species found in a flooded cave on Abaco Island in the Bahamas reveal a story of persistence against all odds--at least until the time humans stepped foot on the islands.Researchers ...
Seismic hazard map of North and Central America and the Caribbean
Seismic hazard assessment North America earthquake UN/IDNDR
2015/9/30
Minimization of the loss of life, property damage, and social and economic disruption due to earthquakes depends on reliable estimates of seismic hazard. National, state, and local governments, decisi...
Monitoring Ocean Earthquakes With SOSUS:An Example From the Caribbean
Monitoring Ocean Earthquakes SOSUS the Caribbean
2015/8/14
T-phases are acoustic signals in which the primary portion of the propagation path is through tile oceans. Energy sources resulting m the generation of T-phases include earthquakes, submarine volcanis...
Exploration of the Windward Passage and Jamaica Channel: Tectonic Gateways to the Caribbean Sea
Windward Passage Jamaica Channel
2015/8/10
In August 2014, E/V Nautilus explored the region delimited
by two deep straits of the northern Caribbean: the Windward
Passage, which separates Cuba and Haiti, and the Jamaica
Channel, which sep...
Many Caribbean coral reefs have either stopped growing or are on the threshold of starting to erode with potential impacts to people, according to research from The University of Queensland (UQ).
A UQ study finds that Caribbean seaweeds are ‘Olympic athletes’ compared to their equivalents in the Indian and Pacific Oceans. But this triumph is bad news for Caribbean coral reefs.
Sea fan corals provide a stable isotope baseline for assessing sewage pollution in the Mexican Caribbean
Sea fan corals provide a stable isotope baseline sewage pollution the Mexican Caribbean
2014/4/16
We compared stable nitrogen isotope (d15N) values from the common Caribbean sea fanGorgonia ventalina,collected from a developed and undeveloped coastline, to test the hypothesis that sewage-derived n...
Pages 99 - 100: China and USA in the Pacific and the Caribbean: Whose Incursion, Whose Territory? A Brief Rejoinder to McElroy and Bai
Australia chequebook diplomacy China incursion Taiwan USA
2010/9/13
The title of the article in Island Studies Journal by McElroy and Bai (2008) illustrates an inherent bias. It says that it is about China’s “incursion” into the Caribbean and Pacific. The Oxford on-li...