Nature and climate intelligence, from the data to the decision
219,456 mapped features and 37,971 observations from 25 datasets, harmonised to one set of units, with every number traceable to its source.
Explore Atlas by theme
Mangroves are where Atlas starts. The same platform holds the pressures, places and projects around them for Guinea.
The seascape at a glance
Live from Atlas’ own databaseMangrove formations map
Pan and zoom; click a polygon for its area and source
Area by formation
Share of mapped hectares
Landscape science
Computed, reproducible measures (see Methodologies)Fragmentation
How broken up is the canopy?
- Patches
- 11,330
- Median / mean patch
- 0.176 / 20.01 ha
- Effective mesh size
- 2,354.7 ha
- Largest patch index
- 3.7% of area
- Patch-size exponent α
- 1.48
Spatial clustering
Moran’s I and Getis-Ord Gi* on a 5 km grid
Mangrove area is significantly clustered. 24 hot-spot and 15 cold-spot cells.
Spatial analysisThemes
Where Atlas has data, and where it is still emptyWhat the analysis says
Top recommendations from the intelligence engineAsk the analyst
Plain-English questions, answered with real calculations
Datasets in Atlas
25 datasets from 6 sources — grouped by where they come fromGlobal Mangrove Watch v3.0
Global Mangrove Watch (Aberystwyth University, soloEO, Wetlands International, UNEP-WCMC, JAXA) · 5 datasets · 52,817 features
| Global Mangrove Watch: mangrove extent 2020, Guinea Mangroves · v1 |
12,782 features | |
| Global Mangrove Watch: mangrove extent 1996, Guinea Mangroves · v1 |
10,056 features | |
| Global Mangrove Watch: mangrove extent 2007, Guinea Mangroves · v1 |
10,621 features | |
| Global Mangrove Watch: mangrove extent 2010, Guinea Mangroves · v1 |
9,643 features | |
| Global Mangrove Watch: mangrove extent 2015, Guinea Mangroves · v1 |
9,715 features |
Global Mangrove Watch v4.1
Global Mangrove Watch (Aberystwyth University, soloEO, Wetlands International, UNEP-WCMC, JAXA) · 7 datasets · 71,454 features
| Global Mangrove Watch v4.1: mangrove extent 2025, Guinea Mangroves · v1 |
14,142 features | |
| Global Mangrove Watch v4.1: mangrove extent 2020, Guinea Mangroves · v1 |
11,330 features | |
| Global Mangrove Watch v4.1: mangrove extent 2015, Guinea Mangroves · v1 |
10,949 features | |
| Global Mangrove Watch v4.1: mangrove extent 2010, Guinea Mangroves · v1 |
8,659 features | |
| Global Mangrove Watch v4.1: mangrove extent 2005, Guinea Mangroves · v1 |
8,465 features | |
| Global Mangrove Watch v4.1: mangrove extent 2000, Guinea Mangroves · v1 |
8,516 features | |
| Global Mangrove Watch v4.1: mangrove extent 1996, Guinea Mangroves · v1 |
9,393 features |
WWF Kenya Sources: GIS Centre of Excellence
WWF Kenya · 10 datasets · 95,164 features
| Fibre Cable Landing Stations Roads, Rail & Infrastructure · v1 |
126 features | |
| Power Plants (Power output MW) Roads, Rail & Infrastructure · v1 |
642 features | |
| Small airport Roads, Rail & Infrastructure · v1 |
1,979 features | |
| Dams Roads, Rail & Infrastructure · v1 |
2,586 features | |
| Districts Boundaries & Reference · v1 |
6,099 features | |
| World Database on Protected Areas Biodiversity · v1 |
7,438 features | |
| Electricity Transmission Network Roads, Rail & Infrastructure · v1 |
9,759 features | |
| Divisions Boundaries & Reference · v1 |
17,649 features |
Berkeley Voluntary Registry Offsets Database (v2026-08)
Berkeley Carbon Trading Project, University of California, Berkeley · 1 datasets · 2 features
| Carbon projects: Guinea Carbon Projects · v1 |
2 features |
UNEP-WCMC global seagrass and saltmarsh layers
UN Environment Programme World Conservation Monitoring Centre (UNEP-WCMC) and Short FT · 1 datasets · 2 features
| Seagrass (UNEP-WCMC): Guinea Seagrass · v1 |
2 features |
UNDP project data (IATI Registry)
United Nations Development Programme (UNDP) · 1 datasets · 17 features
| Community and nature projects (UNDP): Guinea Community Projects · v1 |
17 features |
Data health
The ten lowest-scoring datasets and the local archiveQuality scorecard
Geometry, provenance, flags, duplicates, verification and licence
| Carbon projects: Guinea | 90 | |
| Seagrass (UNEP-WCMC): Guinea | 90 | |
| Community and nature projects (UNDP): Guinea | 90 | |
| Fibre Cable Landing Stations | 95 | |
| Power Plants (Power output MW) | 95 | |
| Small airport | 95 | |
| Dams | 95 | |
| Districts | 95 | |
| World Database on Protected Areas | 95 | |
| Electricity Transmission Network | 95 |
Local archive
Atlas runs from its own copy
- Last import
- 14 Oct 2026, 15:38
- Snapshots kept
- 1
- Units
- ha · m · % · UTC · WGS 84
- Sources online?
- Not needed. Atlas serves everything from its own database.