Will China's stock market climb back to the 6,000-point mark it reached two years ago? The stock market was at its most bullish back then, but if you ask the same question now, some would cite a global economy still reeling from a recession.
Portugal's achievement gives governments and energy companies a tangible example of how it can and does work, and why they should be investing in solar, wind, wave and other renewable technologies now.
Trump’s trade war with China
Add your scores for questions one to nine to see how you score on the Negative Affectivity scale