Scotsman: GLOBAL temperature rises could be kept within 1.5C over the long term, an influential team of scientists claimed yesterday. The UK researchers said global temperature is likely to rise in the short term by more than 1.5C above the pre-industrial level. However, in the long term, the trend could be reversed through strong cuts in greenhouse gas emissions, after temporarADVERTISEMENTily overshooting the 1.5C mark. The research was carried out by the Grantham Research …