The obstacles to the widespread commercialization of renewable energy technologies are primarily political, not technical, and there have been many studies which have identified a range of "non-technical barriers" to renewable energy use.
可再生能源技術的大規模商業化的障礙主要是政治而不是技術，並且有許多研究已確定了可再生能源利用的一系列的“非技術壁壘”。