A surge in the use of wind and solar energy helped Europe to cut its fossil fuel consumption and greenhouse gas emissions by about 10% in 2015, an authoritative new report has found. Energy use from renewables rose to 16.7% of Europe’s total, up from 15% in 2013, and accounted for 77% of the continent’s new power capacity. But the clean energy burst is still not moving fast enough to prevent a “lock-in” of already-commissioned