ljuslängder
Ljuslängder, often translated as "light lengths" or "light spans," refers to the specific duration of daylight in a given location over the course of a year. This phenomenon is directly caused by the Earth's axial tilt and its orbit around the Sun. As the Earth revolves, different parts of its surface receive varying amounts of direct sunlight depending on the season.
In the Northern Hemisphere, ljuslängder are longest around the summer solstice in June, when the Northern Hemisphere
The concept of ljuslängder is important in various fields. Ecologically, it influences plant growth cycles, animal