Results 71 to 80 of about 2,049,318 (246)

Nutrient supply controls particulate elemental concentrations and ratios in the low latitude eastern Indian Ocean

open access: yesNature Communications, 2018
The Indian Ocean provides a unique environmental gradient to test underlying drivers of the elemental composition of particulate organic matter. Here the authors show that nutrient supply, over temperature and biodiversity changes, controls regional ...
Catherine A. Garcia   +6 more
doaj   +1 more source

The lichen flora of the Chagos Archipelago : including a comparison with other island and coastal tropical floras [PDF]

open access: yes, 2000
The 1996 Chagos Expedition provided the first opportunity to study the archipelago’s lichen flora. Seventeen of the 55 islands were ecologically investigated, some in more detail than others, and lists and representative collections of lichens have been ...
Aptroot, André, Seaward, Mark R. D.
core  

Morphology of the tropopause layer and lower stratosphere above a tropical cyclone : a case study on cyclone Davina (1999) [PDF]

open access: yes, 2007
During the APE-THESEO mission in the Indian Ocean the Myasishchev Design Bureau stratospheric research aircraft M55 Geophysica performed a flight over and within the inner core region of tropical cyclone Davina. Measurements of total water, water vapour,
Yushkov, V   +63 more
core   +2 more sources

Dynamics and thermodynamics of the fast and slow Madden–Julian Oscillation

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
The results of this study highlight the MJO as a complex phenomenon, the behavior of which is driven by an interplay of thermodynamic and dynamic processes. The MJO's distinct speeds are controlled by different mechanisms: slow MJOs propagate eastward primarily via horizontal moisture advection, fast MJOs by vertical moisture advection.
Víctor C. Mayta   +3 more
wiley   +1 more source

Unraveling the interactions between tropical Indo-Pacific climate modes using a simple model framework

open access: yesnpj Climate and Atmospheric Science
The dominant interannual climate phenomena are mainly observed in the tropical Indo-Pacific Ocean. While climate modes such as the El Niño–Southern Oscillation (ENSO), Indian Ocean Dipole (IOD), and Indian Ocean Basin (IOB) can develop through intrinsic ...
Hyo-Jin Park   +3 more
doaj   +1 more source

Global warming hiatus contributed to the increased occurrence of intense tropical cyclones in the coastal regions along East Asia

open access: yesScientific Reports, 2018
The recent global warming hiatus (GWH) was characterized by a La Niña–like cooling in the tropical Eastern Pacific accompanied with the Indian Ocean and the tropical Atlantic Ocean warming.
Jiuwei Zhao, Ruifen Zhan, Yuqing Wang
doaj   +1 more source

Using microwave imager observations to improve the ocean temperature in a coupled NWP system

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
A recent upgrade to the ECMWF IFS has implemented outer‐loop coupling between the atmosphere and the ocean. This work uses this method to pass ocean skin temperature estimates derived from satellite‐borne microwave imagers to the ocean data assimilation system; the updated ocean state is then passed back to the atmospheric system.
Tracy Scanlon   +4 more
wiley   +1 more source

Radiometric Constraints on the Timing, Tempo, and Effects of Large Igneous Province Emplacement

open access: yesGeophysical Monograph Series, Page 27-82., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Jennifer Kasbohm   +2 more
wiley  

+1 more source

Subseasonal forecasts of the MJO and convectively coupled equatorial waves in ACCESS‐S2 and GraphCast: A multi‐year analysis

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
ACCESS‐S2 performs better in predicting longer time‐scale and slower moving waves (MJO and equatorial Rossby waves), while GraphCast performs better in predicting shorter and faster moving waves (Kelvin and mixed Rossby–gravity waves). However, both models systematically underestimate precipitation amplitude across all wave types, especially over the ...
Beata Latos   +7 more
wiley   +1 more source

Synoptic and large‐scale drivers of extreme precipitation events in the Himalayas

open access: yesQuarterly Journal of the Royal Meteorological Society, EarlyView.
Months associated with maximum frequency of extreme precipitation events (EPEs). 6102 extreme precipitation days (i.e., exceeding 99th percentile for daily precipitation) occurred across the Karakoram, Western Himalayas (WH), Central Himalayas (CH) and Eastern Himalayas (EH) during 1979 to 2023.
Priya Bharati   +2 more
wiley   +1 more source

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