Agence France-Presse: Last month was the hottest June ever recorded on Earth, the US National Oceanic and Atmospheric Administration said Thursday, amid global climate warming worries. The combined global land and ocean surface temperature data also found the January-June and April-June periods were the warmest on record, according to NOAA’s National Climatic Data Center, which based its findings on measurements that go back as far as 1880. In June, the combined average for global land and ocean …