Agence France-Presse: Scientists hit Greenland bedrock this week after five years of drilling through 2.5 kilometres (1.6-mile) of solid ice, a 14-nation consortium announced Wednesday. Ice core samples from Eemian period 130,000 to 115,000 years ago – the last time Earth’s climate was a few degrees warmer than today – could help forecast the impacts of current global warming, the researchers said. “Our findings will increase our knowledge on the climate system and increase our ability to predict …