The amount of hours in a day where the environment is light; an interval in 24 hours cycle when living organisms are exposed to light, with regard to its effect on growth, development and behaviour.
The amount of light received, along with temperature, is one of external factors triggering migration of animals or plants’ phenophases.
This project (EDU-ARCTIC) has received funding from the European Union’s Horizon 2020 research and innovation programme under grant agreement No 710240. The content of the website is the sole responsibility of the Consortium and it does not represent the opinion of the European Commission, and the Commission is not responsible for any use that might be made of information contained.
