Illustration of Earth's seasons during the year. Shown are the autumnal and vernal equinoxes, and the summer and winter solstices, as Earth orbits around the sun. | |
Lizenzart: | Lizenzfrei |
Credit: | Science Photo Library / INNA BIGUN |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |