There are significant advantages in terms of environmental impact, such as water consumption, greenhouse gas emissions, pollution and impact on society. 1. Sunlight is inexhaustible and inexhaustible. Before the beginning of civilization known to mankind, the sun has shone on the earth for a long time. Because it is the most reliable, humans have come to rely on solar energy for lighting and heat. Since solar energy is continuously available every day, photovoltaic system capacity has grown the fastest of all renewable energy sources in recent years. 2. It is beneficial to the ecological environment