Seaweed production in South Korea's southern coast

Sentinel-1 CSAR IW acquired on 06 October 2019 at 21:32:21 UTC
Sentinel-2 MSI acquired on 10 October 2019 at 02:16:11 UTC
Sentinel-1 CSAR IW acquired on 17 December 2019 at 21:32:20 UTC
Sentinel-2 MSI acquired on 19 December 2019 at 02:21:11 UTC
Author(s): Sentinel Vision team, VisioTerra, France - svp@visioterra.fr
Keyword(s): Coastal, aquaculture, food security, water colour, algae, South Korea
Fig. 1 - S2 (10.10.2019) - 4,3,2 natural colour - South Korea land mass is near 100 000 km² which of only 20% is usable, mostly near coasts.
Fig. 2 - S2 (19.12.2019) - Surrounded by sea on 3 sides, Koreans rely heavily on seafood consumption with 48kg per capita in 2005.
Fig. 3 - S1 (17.12.2019) - vh pol, jet colour map - Years of overfishing using the most modern techniques led to a steady decrease in capture.
Fig. 4 - vv pol, jet colour map - Since then, a greater focus on seaweed allowed to meet 60% of the aquaculture production..