The Copernicus Sentinel-1 venture takes us over phase of the Mekong Delta – a significant rice-producing area in southwest Vietnam.
In Vietnam, rice has been a strategic crop for nationwide meals safety. Vietnam is the 5th biggest manufacturer of rice in the sector, the bulk of which is grown in the Mekong Delta – a limiteless flood undeniable and one of Asia’s maximum fertile agricultural zones.
Such a huge quantity of rice is produced in the Mekong Delta that it’s steadily known as Vietnam’s ‘rice bowl’. The rice grown right here produces sufficient to make Vietnam the sector’s 3rd largest rice exporter – after India and Thailand.
This multi-temporal symbol combines 3 radar acquisitions from the Copernicus Sentinel-1 venture taken round one month aside to turn adjustments in crop and land stipulations over the years. The shiny colours in the picture come from adjustments at the floor that experience befell between acquisitions.
Here, the primary symbol, from October 28, 2019, choices out adjustments in crimson and crimson, the second one from November 21 presentations adjustments in inexperienced, and the 3rd symbol, from December 27, presentations adjustments in blue. As noticed in the picture, the bulk of expansion in the rice fields is visual in December. The gray spaces constitute both built-up spaces or patches of land that noticed no adjustments all over this time.
Bodies of water mirror the radar sign clear of the satellite tv for pc, making water seem darkish. This will also be noticed in the Bassac River, often referred to as the Hau river, in the appropriate of the picture. Ships in the river will also be noticed as shiny, multi-colored dots.
The aggregate of radar pictures from the Copernicus Sentinel-1 venture can assist track and map the evolution of rice cultivation. Radar sensors are in particular helpful owing to their skill to come across waterlogged floor and penetrate the humid cloud protection conventional of Asian rice-cultivating areas.