Mongabay: Global ocean temperatures rose to the warmest on record, according to data released last week by the National Oceanic and Atmospheric Administration (NOAA). The combined average global land and ocean surface temperature for June was second-warmest since global recording-keeping began in 1880. NOAA reports that both the Northern and Southern Hemispheres experienced record sea surface temperatures in June. Temepratures in the Northern Hemisphere were 1.17°F (0.65°C) above normal, …