Author: AOML Communications

Researchers Explore Coral Resiliency in New Experimental Reef Laboratory

Coral researchers at AOML unveiled a new state of the art experimental laboratory this spring at the University of Miami’s Rosenstiel campus. The new “Experimental Reef Laboratory” will allow NOAA scientists and colleagues to study the molecular mechanisms of coral resiliency. Modeling studies indicate that thermal stress and ocean acidification will worsen in the coming decades. Scientists designed the Experimental Reef Laboratory to study the combined effect of these two threats, and determine if some corals are able to persist in a changing environment.

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Land-Based Mircobes Affecting Coral Reefs

Scientists found that microbes and their genetic material from land-based sources of pollution could be found in reef water and in tissues of corals. This could affect the genomics of the native microbial communities found in coral reefs, which can impact how corals thrive and survive. These new insights highlight an additional potential threat to corals from land-based sources of pollution in southeast Florida, where corals are already under existential threat from warming oceans and resulting coral bleaching, disease and mortality.

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Southward Pathways of the Upper and Lower North Atlantic Deep Water

The Atlantic Meridional Overturning Circulation (AMOC) transports the upper warm water northward and the deep cold water southward in the Atlantic, and is a key component of the global energy balance. In many of the climate models that participate the Coupled Model Inter-comparison Project Phase 5 (CMIP5), the amplitudes of the AMOC agree very well with or are even larger than the observed value of about 18 Sv at 26.5N; but they still show cold upper ocean temperature biases in the North Atlantic.

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Project Explores Deep Ocean Heat Accumulation in the South Pacific

One of the most challenging questions in global climate change studies today is how quickly, or if, heat that accumulates within the Earth system penetrates into the deep ocean. Scientists with the University of Miami (UM), AOML, and NASA’s Jet Propulsion Laboratory (JPL) recently tackled this question by using a combination of present-day satellite and in situ observing systems to study the distribution of heat in the oceans. 

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