I think you're right. Here's my math: https://www.wolframalpha.com/input?i=%28%281+square+mile+*+10+meters%29+in+liters%29+%2F+%288e7+metric+tons+*+1+liter%2Fk

I think you're right. Here's my math: https://www.wolframalpha.com/input?i=%28%281+square+mile+*+10+meters%29+in+liters%29+%2F+%288e7+metric+tons+*+1+liter%2Fkg%29 https://www.wolframalpha.com/input?i=%28%281+square+mile+*+1...