Charles Darwin Charles

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Decades-long records of the stable isotopic composition of coral skeletal cores were analyzed from four sites on the Mesoamerican Reef. Two of the sites exhibited baseline shifts in oxygen isotopic composition after known coral bleaching events. Changes in pH at the calcification site caused by a change in the associated symbiont community are invoked to(More)
2 All previously published papers were reproduced with permission from the publishers. SUMMARY According to the WHO, the interaction between the twin pandemics of human immunodeficiency virus (HIV) and tuberculosis (TB) could soon become a "threat to global health security," particularly with the emergence of almost untreatable strains of Mycobacterium(More)
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