Analysis of Global Temperature Anomalies (IMAGE) European Commission Joint Research Centre Caption This shows the HadCRUT4 Temperature Anomaly 1850-2013 (°C) (blue and red bars). Secular trend (red line), multidecadal variability (green line) and reconstructed signal from the statistical analysis (black line). Hiatus periods are indicated with grey bars in the x-axis. Credit EU, 2014 Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.