Convert 1 Tonne per Square Kilometer to Gigagram per Square Kilometer

1 t/km² (Tonne per Square Kilometer) is equal to 0.001 Gg/km² (Gigagram per Square Kilometer). To convert from Tonne per Square Kilometer to Gigagram per Square Kilometer, multiply by 0.001 or divide by 1,000.

• 1 t/km² × 0.001 = 0.001 Gg/km²
• 1 t/km² ÷ 1000 = 0.001 Gg/km²