The Spanish government has authorized the construction of nearly 300 clean energy projects with a capacity of more than 28 gigawatts, representing a combined investment worth over 17 billion euros ($18.4 billion). The projects are part of the country’s goal to raise the share of renewables in its energy mix to 81% of the total by 2030, up from about 50% now. Spain has set some of the ambitious clean energy targets in Europe. Last year, Spain reaffirmed its goal to close all its nuclear plants by 2035, with the management of radioactive…