搜索结果: 16-30 共查到“知识库 海洋地质学”相关记录778条 . 查询时间(5.561 秒)
Small to medium size rivers draining mountainous watersheds are capable of plunging to the ocean floor during large floods. The plunging occurs if the river water becomes heavier than the receiving sa...
Icebergs and Iceberg Rafted Detritus (IRD) in the North Atlantic:Facts and Assumptions
Icebergs and Iceberg Rafted Detritus (IRD) North Atlantic:Facts Assumptions
2015/8/5
Over the last decade considerable attention has been given to evidence for the iceberg rafting of sediments into the North Atlantic, especially during Heinrich (H) events (presumed to be associated wi...
Following the highly publicized 1998 E1 Niño event, interest in how climatic events in the tropics affects global climate has grown. However, an understanding of the long-term natural variability...
Turbidity currents and debris flows represent the most prominent processes of sediment transport from the shallow shelf waters into the deep ocean. These gravity driven flows are capable of transporti...
Blue Whale Habitat Associations in the Northwest Pacific:Analysis of Remotely-Sensed Data Using a Geographic Information System
Blue Whale Habitat Associations Northwest Pacific Remotely-Sensed Data Geographic Information System
2015/8/3
Detection of stereotypic call sequences are now commonly used to locate blue whales (Balaenoptera musculus) in the North Pacific (e.g., Watkins et al., 2000a; Stafford et al., 1998; 2001; McDonald et ...
Events of 11 September and Graduate Education in Oceanography
Oceanography Graduate Education
2015/7/31
"Simply put, all of our lives have changed, and there will be an impact on our science." That sentence from Rick Spinrad's Quarterdeck column in the last issue of Oceanography stuck with me, in part b...
Ocean Exploration
Ocean ExplorationOcean
2015/7/31
What fuels scientific discovery? The experts on this subject, the philosophers of science, have recently tended to promote the value of hypothesis-driven research, in which questions suggest experimen...
Distributed Information Services in Marine Science: MareNet—The Network of Marine Research Institutions and Documents
MareNet Marine Science
2015/7/31
MareNet is a new online information service and presently one of the largest and most complete portals for marine science. We report here on the present status of MareNet and describe its concept as a...
On any given day Naval vessels travel the world's oceans, nearshore exercises take place, and at times, real operations occur where lives and equipment are in harm's way. Accurately predicting environ...
Overview of Operational Ocean Forecasting in the U.S. Navy: Past, Present & Future
Past Present & Future Operational Ocean
2015/7/31
"The future ain't what it used to be." Famous words from philosopher and National Baseball Hall of Famer, Yogi Berra. While his words are applicable in describing most situations, they are particularl...
The modular ocean data assimilation system (MODAS) was designed to meet the U.S. Navy's need to produce rapid estimates of present and near-term ocean conditions, often in situations where little or n...
Scientists, like most people, are instinctive collectors. The founders of Scripps Institution of Oceanography were no exception. As they began exploring the marine realm in the vicinity of the fledgli...
Ocean Eddies in the 1539 Carta Marina by Olaus Magnus
Ocean Eddies the 1539 Carta Marina Olaus Magnus
2015/7/31
In 1539 Olaus Magnus, an exiled Swedish priest living in Italy, published a remarkably detailed map of the Nordic countries, from Iceland in the west to Finland in the east. The map, called 'Carta Mar...
综合研究1985-2015年美国Tampa Bay流域景观生态风险态势研判
景观格局 生态风险 空间分析 Tampa Bay流域
2016/12/22
探究坦帕湾流域景观生态风险的时空变化态势，为中国港湾流域开发利用与保护规划提供科学借鉴。［方法］ 以1985，1995，2005及2015年4个时期的TM/OLI遥感影像为主要数据源，结合土地利用数据，构建景观生态风险格局演变模型，对美国坦帕湾流域景观格局及生态风险的时空特征进行了分析。［结果］ （1） 研究期间，坦帕湾流域人工景观面积明显大于自然景观面积。（2） 1985年，坦帕湾流域景观低、较...
River Mouth Plume Events and Their Dispersal in the Northwestern Mediterranean Sea
Plume Events Northwestern Mediterranean Sea
2015/7/29
River mouth plume-dispersion patterns can be now observed with unprecedented resolution thanks to the most recent generation of satellite imagery products. Various types of thermal and visible images ...