114 dynamic world

Creating near real-time global 10-m land cover maps with geemap and Dynamic World

• App: https://www.dynamicworld.app
• App2: https://earthoutreach.users.earthengine.app/view/dynamicworld
• Paper: https://doi.org/10.1038/s41597-022-01307-4
• Model: https://github.com/google/dynamicworld
• Training data: https://doi.pangaea.de/10.1594/PANGAEA.933475
• Data: https://developers.google.com/earth-engine/datasets/catalog/GOOGLE_DYNAMICWORLD_V1
• JavaScript tutorial: https://developers.google.com/earth-engine/tutorials/community/introduction-to-dynamic-world-pt-1

In [ ]:

import ee
import geemap

import ee import geemap

In [ ]:

Map = geemap.Map()
Map.add_basemap('HYBRID')
Map

Map = geemap.Map() Map.add_basemap('HYBRID') Map

In [ ]:

# Set the region of interest by simply drawing a polygon on the map
region = Map.user_roi
if region is None:
    region = ee.Geometry.BBox(-89.7088, 42.9006, -89.0647, 43.2167)

Map.centerObject(region)

# Set the region of interest by simply drawing a polygon on the map region = Map.user_roi if region is None: region = ee.Geometry.BBox(-89.7088, 42.9006, -89.0647, 43.2167) Map.centerObject(region)

In [ ]:

# Set the date range
start_date = '2021-01-01'
end_date = '2022-01-01'

# Set the date range start_date = '2021-01-01' end_date = '2022-01-01'

In [ ]:

# Create a Sentinel-2 image composite
image = geemap.dynamic_world_s2(region, start_date, end_date)
vis_params = {'bands': ['B4', 'B3', 'B2'], 'min': 0, 'max': 3000}
Map.addLayer(image, vis_params, 'Sentinel-2 image')

# Create a Sentinel-2 image composite image = geemap.dynamic_world_s2(region, start_date, end_date) vis_params = {'bands': ['B4', 'B3', 'B2'], 'min': 0, 'max': 3000} Map.addLayer(image, vis_params, 'Sentinel-2 image')

In [ ]:

# Create Dynamic World land cover composite
landcover = geemap.dynamic_world(region, start_date, end_date, return_type='hillshade')
Map.addLayer(landcover, {}, 'Land Cover')

# Create Dynamic World land cover composite landcover = geemap.dynamic_world(region, start_date, end_date, return_type='hillshade') Map.addLayer(landcover, {}, 'Land Cover')

In [ ]:

# Add legend to the map
Map.add_legend(title="Dynamic World Land Cover", builtin_legend='Dynamic_World')
Map

# Add legend to the map Map.add_legend(title="Dynamic World Land Cover", builtin_legend='Dynamic_World') Map

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Last update: 2023-03-19
Created: 2022-06-10