Spring (season)
Spring (even spring or spring ) is one of the four seasons. In temperate zones it is the time of awakening and burgeoning nature.
Depending on whether the spring in the northern hemisphere or the southern hemisphere, there is a distinction between North Spring Südfrühling respectively. Due to the varying solar altitude between southern and northern tropic is the spring repeated in each hemisphere with an annual cycle. The Spring of a hemisphere that is always coincides with the fall of the other.
Formation
Period of time
The beginning of spring can either astronomical, so the location of the earth to the sun will set meteorologically phenological after the stage of plant development or.
Astronomically, it begins with the Spring equinox:
- On the northern hemisphere earlier in the 20th or 21st March, 2011 for the time being the last time on March 21, then always on March 20 by the year 2048, then in alternating cases each on March 19 or March 20.
- In the southern hemisphere on 22 or September 23
With the astronomical beginning of summer at the summer solstice on June 21, the spring ends currently always the same day.
Phenological spring starts with the first bloom regionally different plant species.
- On the northern hemisphere, this occurs usually in the months of March, April and May, a,
- In the southern hemisphere, however, in September, October and November.
Thus begins In Central Europe the early spring with the very first flowers of snowdrops, the full spring is not achieved until the beginning of flowering of apple trees. This period, in the nature awakens, is referred to in the German language as a spring.
Meteorological spring begins
- On the northern hemisphere on March 1.
- In the southern hemisphere on 1 September.
He is ( seen meteorologically ) - as well as the other three seasons summer, autumn and winter - exactly three months and was set for reasons of statistics so. Thus Months simple " dry" in, " hot ", " cold ", etc. are divided.
Effect on humans
With the increasing light intensity serotonin and dopamine are increasingly distributed especially among primitive peoples. These provide a generally better feeling and cause a mild euphoria. The desire for a partner is stronger in most people in the spring, caused among other things by increased hormone secretion. This is however not proven scientifically. Presumably, visual stimulation by lighter clothing a role.
In contrast to these so-called spring fever arises in some people spring fever a. This is mainly attributed to the still heavily present in the blood sleep hormone melatonin, but the exact cause is still unknown.
Find out more
- In many cultures there are spring festivals and Rites of Spring. Thus derived, for example, various church moving holidays from the date of early spring from. The Persian or Kurdish New Year is celebrated, for example, on Nowruz.
- Many spring flowers - especially bulbous plants - pull after bloom back in the ground back and let her place later bloomers. Known from the garden are examples like the violets and primroses.
Sayings
- With the remark " hash, I am the spring ," the youthful demeanor and appearance of an elderly person is ironic.
- " Their second spring " experienced a person who - once again in love - mostly in older age.
- Have spring fever describes an upscale feel in the spring. Colloquially and jokingly we think the fact that you feel particularly attracted easily to other people.
Reception
- Eduard Moerike: He 's ( "Spring makes its blue ribbon / re flutter through the air [ ... ]")
- Theodor Fontane: "Oh, shake off the bad dream and the long Winterruh; it dares the old apple tree, Heart, wag 's even you! "
- Comedian Harmonists: " Veronica, spring is here, the girls sing tralala ... "
- Antonio Vivaldi: La Primavera (' Spring ') in Le quattro stagioni ( The Four Seasons' )
- Spring, Summer, Fall, Winter ... and Spring (film )
- Le sacre du printemps, ballet by Igor Stravinsky
- Primavera ( Spring ), paintings by Botticelli
- The spring in Four Seasons, paintings by Giuseppe Arcimboldo