How to Use Liquid Nitrogen to Frozen a Square Mile of Earth

Mark wants to freeze like, an entire square mile of earth. What if you have some special ray gun that looks at what it's shooting and tunes the lacer just right for each atom it's shooting at? Is that possible? I suppose it would be possible on the surface, but you're such a complicated mix of stuff,. You'd need so many different kinds of beams. And i think that those things might interfere with each other. To freeze a person pretty rapidly, you would need about a thousand kilograms of liquid nitrogen. We can be as helpful as possible.