Convert 1 Milligram per Square Centimeter to Gigagram per Square Kilometer

1 mg/cm² (Milligram per Square Centimeter) is equal to 0.01 Gg/km² (Gigagram per Square Kilometer). To convert from Milligram per Square Centimeter to Gigagram per Square Kilometer, multiply by 0.01 or divide by 100.

• 1 mg/cm² × 0.01 = 0.01 Gg/km²
• 1 mg/cm² ÷ 100 = 0.01 Gg/km²