Six years of acoustic recordings detect seasonal shifts in blue whale vocalizations that correlate with the presence of icebergs, a primary source of ambient ocean noise in the southern Indian Ocean.
Indian Ocean
Posted inResearch Spotlights
Sea Level Rise May Reactivate Growth of Some Reef Islands
Reconstruction of reef island formation in the Maldives suggests the possibility that not all islands will shrink as climate change progresses.
Posted inScience Updates
Australia–New Zealand Plan for Future Scientific Ocean Drilling
Australian–New Zealand IODP Consortium Ocean Planet Workshop; Canberra, Australia, 14–16 April 2019
Posted inScience Updates
Seismologists Search for the Indian Ocean’s “Missing Mass”
An Indian scientific team set out to sea last year to find clues to the source of an unusually weak gravitational potential in the middle of the Indian Ocean.
Posted inEditors' Highlights
Diurnal Variation of Rainfall over the Equator Revisited
Radar data show an afternoon precipitation maximum in the equatorial Indian Ocean in addition to the nocturnal maximum; this occurs under light surface winds and suppressed large-scale convection.
Posted inScience Updates
Geological Insights from Malaysia Airlines Flight MH370 Search
A rich trove of marine geophysical data acquired in the search for missing flight MH370 is yielding knowledge of ocean floor processes at a level of detail rare in the deep ocean.
Posted inResearch Spotlights
Massive Ancient Tectonic Slab Found Below the Indian Ocean
Scientists discover a surprisingly positioned tectonic plate, buried below the southern Indian Ocean, that spans the entire mantle.
Posted inResearch Spotlights
Radar Study Examines Pulsing Tropical Climate
In the Madden-Julian Oscillation, shear forces caused by air layers slipping and sliding near the equator play a critical role in forming enormous thunderstorms and monsoons.
Posted inResearch Spotlights
New Weather Satellite Captures Sea Surface Temperatures
A new algorithm improves the accuracy of Pacific and Indian Ocean surface temperature measurements by the Japanese geostationary satellite Himawari-8.
Posted inResearch Spotlights
What Triggers Intraseasonal Oscillations in the Indian Ocean?
A new modeling study suggests that the triggering of the Madden-Julian Oscillation is dominated by interactions with preceding events.