Jirisan National Park transition to winter, South Korea

Sentinel-2 MSI acquired on 30 September 2018 at 02:15:59 UTC
Sentinel-2 MSI acquired on 20 October 2018 at 02:17:09 UTC
Sentinel-2 MSI acquired on 14 November 2019 at 02:19:39 UTC
Sentinel-2 MSI acquired on 18 January 2020 at 02:20:21 UTC
Author(s): Sentinel Vision team, VisioTerra, France - svp@visioterra.fr
Keyword(s): Forestry, national park, mountain range, seasons, autumn, winter, agriculture, land, South Korea
Fig. 1 - S2 (30.09.2018) - 4,3,2 natural colour - Jirisan was the first area designated as a national park in South Korea, in 1967.
Fig. 2 - 20.10.2018 - 1915m-high Mt Jirisan is the roof of Sobaek mountains & mainland S.-Korea, it gave its name to Jirisan national park.
By mid-October, the leaves of the trees growing on higher ground turn brown while harvested crops turn from green to pale yellow.
Fig. 3 - 14.11.2019 - Mid Nov., higher lying trees lost their leaves, lower lying ones become orange-brown, snow crowns the higher ridges.
Fig. 4 - 18.01.2020 - Mid-January, more trees have dropped their leaves, more summits are snow-capped, fields are getting green again.