搜索结果: 1-15 共查到“地质学 Years”相关记录22条 . 查询时间(0.171 秒)
Volcanic coal-burning in Siberia led to climate change 252 million years ago（图）
Volcanic coal-burning Siberia led climate change 252 million years ago
2020/6/19
A team of researchers led by Arizona State University geoscientist Linda Elkins-Tanton has provided the first direct evidence that extensive coal burning in Siberia was a cause of the Permo-...
10 years later: What did scientists learn from the Deepwater Horizon oil spill?（图）
10 years later scientists Deepwater Horizon oil spill
2020/4/29
10 years later: What did scientists learn from the Deepwater Horizon oil spill?
Scientists find oldest-known fossilized digestive tract — 550 million years（图）
Scientists oldest-known fossilized digestive tract 550 million years
2020/1/19
A 550-million-year-old fossilized digestive tract found in the Nevada desert could be a key to understanding the early history of animals on Earth.More than a half-billion years ago, life on Earth con...
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...
Change Detection and Prediction of Urmia Lake and its Surrounding Environment During the Past 60 Years Applying Geobased Remote Sensing Analysis
Urmia Lake Geospatial Information System Remote Sensing Change Detection
2018/4/18
The gradual depletion of Urmia lake has been a challenge in both national and international scale during recent years. In recent decades the imprudent industrial development accompanied by continuous ...
Change Detection and Prediction of Urmia Lake and its Surrounding Environment During the Past 60 Years Applying Geobased Remote Sensing Analysis
Urmia Lake Geospatial Information System Remote Sensing Change Detection
2018/5/8
The gradual depletion of Urmia lake has been a challenge in both national and international scale during recent years. In recent decades the imprudent industrial development accompanied by continuous ...
Nearly 500 finger and toe bones belonged to tiny primates 45 million years ago（图）
Nearly 500 finger toe bones belonged tiny primates 45 million years ago
2017/11/23
At Northern Illinois University, Dan Gebo opens a cabinet and pulls out a drawer full of thin plastic cases filled with clear gelatin capsules. Inside each numbered capsule is a tiny fossil—some are s...
LSU Researchers Discover Minerals in Volcanic Rock that May Offer New Insights into the First 1.5 Billion Years of Earth's Evolution（图）
LSU Researchers Minerals Volcanic Rock First 1.5 Billion Years Earth's Evolution
2017/11/23
The first 1.5 billion years of Earth’s evolution is subject to considerable uncertainty due to the lack of any significant rock record prior to four billion years ago and a very limited record until a...
Vision,not limbs,led fish onto land 385 million years ago
Vision not limbs led fish onto land 385 million years ago
2017/3/30
EVANSTON - A provocative new Northwestern University and Claremont McKenna, Scripps and Pitzer colleges study suggests it was the power of the eyes and not the limbs that first led our ancient aquatic...
Original Dinosaur Claw Sheath Proteins Preserved for 75 Million Years
Original Dinosaur Claw Sheath Proteins Preserved 75 Million Years
2016/11/29
One of the most well-recognized Cretaceous fossils is Citipati osmolskae (MPC-D 100/979), an oviraptorid dinosaur discovered in brooding position on a nest of unhatched eggs. The original description ...
Well-preserved fossils show ostrich relatives lived in North America 50 million years ago
fossils ostrich relatives North America 50 million years ago
2016/7/15
Exceedingly well-preserved bird fossil specimens dating 50 million years represent a new species that is a previously unknown relative of the modern-day ostrich, according to a new paper co-authored b...
Controlling factors in stalagmite oxygen isotopic composition and the paleoprecipitation record for the last 1,100 years in Northeast Japan
ortheast Japan stalagmite d18O growth rate precipitation famine records
2017/4/10
Stable oxygen isotopic analysis was performed on the UT-A stalagmite with annual microbanding from the Uchimagido
Cave in Iwate Prefecture on the Pacific side of Northeast Japan. High-resolution anal...
Giant flightless bird wandered the Arctic 50 million years ago
Giant flightless bird Arctic 50 million years ago
2016/2/23
It’s official: There really was a giant, flightless bird with a head the size of a horse’s wandering about in the winter twilight of the high Arctic some 53 million years ago.The confirmation comes fr...
Application of BET_EF at Mount Etna: a retrospective analysis (years 2001-2005)
Statistical analysis Collections
2015/8/27
Advances in volcano monitoring and forecasting need a multidisciplinary collaborative framework. In light of this, a Bayesian Event Tree (BET) approach was performed by the application of the BET for ...
Fifty years ago: the Vaiont night
Environmental risk Vaiont disaster Landslide Flood First-aid teams
2015/8/26
A geologist at the beginning of his career in the early 1960’s was a teacher of mineralogy and geology at the Agordo “Follador” Mining Institute in the Dolomites area. It was 50 years ago now when he ...