CRISIS ALERT — 2024 — 4th Global Mass Coral Bleaching Event Declared by NOAA/ICRI
Ocean Crisis Atlas2024
Plastic · Bleaching · Temperature
150M+
Tonnes in ocean
54%
Coral bleached
15
Critical zones
+2.3°C
Avg anomaly
VIEW MODE
LEGEND
Critical>400 kg/km²
High200–400 kg/km²
Moderate100–200 kg/km²
Low<100 kg/km²
PATCHES (orange polygons)
5 major ocean garbage patches
GYRES (animated arcs)
5 ocean current circulation gyres
KEY FACTS
• 8M tonnes of plastic enter oceans annually
• Great Pacific Patch: 1.6M km² (Texas × 2)
• 46% of ocean plastic is fishing nets
• Rivers responsible for 80% of ocean plastic
Data: NOAA, ICRI, Ocean Cleanup, GESAMP · 2024