Tag: New stage of rapid development of solar energy utilization

The seventh and eighth stage of the brief history of solar energy utilization

The seventh and eighth stage of the brief history of solar energy utilization

1. The seventh stage: 1981~1991 The upsurge of solar energy development and utilization that started in the 1970s began to ebb shortly after entering the 1980s, and gradually entered a trough. Many countries have drastically reduced solar energy research funds one after another, of which the United States is the most prominent. The main reasons for