life creates conditions conducive to life.

It's life to all of you who live in urban centers.

The air is very pure in the mountains.

Andrea is one.

1,000 gallons of gas, air and water filtration, Geiger counter bomb shelter.

They're absolutely critical ecosystems, they clean air, they clean water, they sequester large amounts of greenhouse gases, and they're home to a huge diversity of species.

Micro changes in air density.

Micro changes in air density, my ass.

The differences in temperature make differences in air pressure, and the differences in air pressure make air move.

30 minutes to decontamination.

Right here is where the US Congress passed the clean Air Act.

Extractor hoods are used to filter out gasses from chemical reactions. The air, once cleaned, is pumped outside of the building.

I believe that all nations need the same things clean air, clean water, arable land, and medical and health security.

Air.

He hasn't been decontaminated. Jacques!

The air was infected with photochemical smog.

So different cities around the world treat their waste water differently.

You climb in, seal the hatch, turn on a little oxygen, turn on the scrubber, which removes the CO2 in the air you breathe, and they chuck you overboard.

Okay, that was not a cleansing spell he performed.

This piece, which is called Flipped Earth she was interested in taking the sky and using it to cleanse barren ground.

If the end game is global warming, they're doing great.

Silver bullets. Do I look like the Lone Ranger to you?

Leavin' us to purify the blood of our fathers.

Any particular trick to purging the catalyst bed?

A han noston ned 'wilith. I smell it in the air.

The air...

What about the air?

And this isn't to fulfill some weird fetish about curricula.

I'll be the most powerful man in Hill Valley and I'm going to clean up this town.

We know the symptoms.

There's no damned air here at all.

It's nice.

Two groups of Mujahideen started fighting.

A bit of air?

You the new sheriff come riding in to clean up the town?

Synchronization The backup directory is empty.

The air of Sydney is cleaner than that of Tokyo.

Because remember, we spend 90 percent of our lives indoors.

There is no air in space.

Yes, we need to purify the mould, then ferment it.

The air of hills is cooler than that of plains.

Unable to sense the situation.

But they are really acting mostly as conduits.

... with a ready sword, for all else is dust and air.

We are air.