Sentences with phrase «southern hemisphere oceans»

«It's likely that due to the poor observational coverage, we just haven't been able to say definitively what the long - term rate of Southern Hemisphere ocean warming has been,» says Dr. Durack.

However, the distances across Southern Hemisphere oceans are so great that species there were generally postulated to be the products of the separation of Gondwana.

The Pacific Decadal Oscillation has the same temporal pattern of warm and cool surface water — which raises interesting questions about how these northern and southern hemisphere ocean phenomenon are linked.

Scientists fear that the bleaching is now going to be the new norm in the world's oceans, affecting the northern and southern hemisphere oceans in alternation.

What is new is that the rate and patterns of ocean heat gain are revealed over a period as short as eight years, thanks to the Argo array, that the warming signal is shown to extend to 2,000 meters and deeper, and that it is occurring predominantly in the Southern Hemisphere ocean south of 20 ° S,» said Roemmich.

The team estimate that the extent of warming in the southern hemisphere oceans since 1970 could be more than twice what has been inferred from the limited direct measurements we have for this region.

If one believes HADSST2 - SH, then between 1945 and 1946 the surface temperature of the southern hemispheres oceans dropped by 0.447 degrees.

Currently, up to nearly half of humanity's carbon dioxide output ends up dissolved in seawater, with most landing in the Southern Hemisphere oceans, where wind - driven eddies bury it deeply.

Decadal - scale temperature trends in the Southern Hemisphere ocean.

This means that when the Hadley cell extends poleward as the climate warms, the contraction of the high clouds remains largely unbalanced and the surface of the southern hemisphere oceans warms.

«Without CSIRO's involvement in both climate measurement and modelling, a significant portion of the Southern Hemisphere oceans and atmosphere will go unmonitored,» the letter warned.

Presenting their work at a recent European Science Foundation (ESF) conference, a group of scientists predicted that the saltiness of the waters of the southern hemisphere oceans around South Africa and New Zealand could serve as an early indicator of