Science Mag: The extent of warming in the Caribbean is more devastating in 2010 than in 2005, previously the worst year for bleaching there. Scientists studying Caribbean reefs say that 2010 may be the worst year ever for coral death there. Abnormally warm water since June appears to have dealt a blow to shallow and deep-sea corals that is likely to top the devastation of 2005, when 80% of corals were bleached and as many as 40% died in areas on the eastern side of the Caribbean. Bleaching …