Earth Albedo Diminishing Reflection Simulator The Economist Context

Exploring how reduced planetary reflectivity accelerates global heat absorption & warming by 10%–30%
Interactive 2D Radiative Transfer Model (Solar Beam & Photon Tracking) 60 FPS
Incoming Solar (SW)
Reflected Solar (Back to Space)
Absorbed Energy (Trapped Heat)
Clouds & Aerosols
Polar Sea Ice
Planetary Albedo (α)
0.287
Pre-2000: ~0.298
Reflected Solar Flux
97.6 W/m²
Mean Top of Atmosphere
Solar Absorbed Flux
242.6 W/m²
+3.74 W/m² vs Baseline
Energy Imbalance
+1.65 W/m²
Net Planetary Heat Rate
Warming Acceleration
+21.4%
Range: 10% – 30%
Scenario Presets
Reflectivity Drivers
Arctic/Antarctic Ice Loss 18%
Marine Low-Cloud Loss 8%
Aerosol Scattering Reduction 12%
Earth's reflection dropped from ~29.8% to ~28.7%. Cleaner shipping fuels (less sulfur aerosols), shrinking sea-ice coverage, and warmer marine cloud dissipation allow ocean surfaces to absorb an extra 3.74 W/m² of solar energy.
Attribution of Absorption Delta
Marine Stratocumulus Loss +1.72 W/m² (46%)
Polar Ice-Albedo Feedback +1.16 W/m² (31%)
Aerosol Cleaning (IMO 2020 effect) +0.86 W/m² (23%)
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