In recent years the manufacturing of renewable-energy technologies has become truly global. The associated rise in international investment and trade in goods and services related to renewable energy has been rapid, but it has not always been smooth. Already there have been challenges at the...

The uptake of renewable energy (RE) has been identified by a number of governments as a primary means for mitigating CO2 emissions from the electricity sector, and for making the transition to a low-carbon economy. The electric power output of some RE technologies, however, including those based...