According to Zero.ong, and brought to our attention by SolarCrunch, Portugal ran on renewable energy alone for 4 straight days last week. This 100% was preceded by more than 70 percent of its electricity from renewable sources of energy during the first quarter of 2013, and 63% for all of 2014. Portugal stopped burning coal in 1994.
Electrek 16th May 2016 read more »