The desert was advancing by a mile or two a year.

leaving lower quality coal that is less energy dense.

There are already 5.5 billion mobiles in the world.

So let's project this analogy going forward.

They are the backbone of our life.

And so that is my story.

But if we have no connection whatsoever with the worlds beyond the one we take for granted, then we too run the risk of drying up inside.

The issues of energy shortages, resource depletion, topsoil loss, and pollution are all symptoms of a single, larger problem

Sometimes it can even completely obstruct the blood vessel.

GLOBAL MlLITARY EXPENDlTURE RlSES EVERY YEAR, NOW OVER 2 TRlLLlON

So 16 years later, not only have we run out of IPv4 address space but we're also now absolutely compelled to implement the new one so we can continue to grow the network.

The withering of all woods is drawing near.

Do we have a contingency plan if we run out of tylium? We would...

And it declined very fast a classic boom and bust fishery, which suggests that a stock has been depleted or there's low reproductive rates.

it starts with a dry mouth.

He'll get hungry or thirsty.

They chopped down all the withered trees.

See, uh, just not a lot of moisture. Have you got the map?

He used the example of a common grazing area in which each person by simply maximizing their own flock

From hunting will always thirsty.

I'm thirsty.

I am thirsty.

Over in California at the Post Carbon Institute, there is a man who has advised business, industry and governments on how to cope with oil depletion.

America's massive Ogallala aquifer has fallen so low that many farmers have had to return to less productive dry land farming.

After 140 years of conflict and 100 years of dry streams, a circumstance that litigation and regulation has not solved, we put together a market based, willing buyer, willing seller solution a solution that does not require litigation.

I'm thirsty.

I am thirsty.

Fine.

I'm thirsty.

I'm really thirsty.

It's ideas, it's innovation, it's technology that will end the age of oil, long before we run out of oil.

When we run out of water, as we are in some parts of the world and soon to be in other parts of the world, we're going to have to get this from the sea, and that's going to require us to build desalination plants.

Now I'm not saying we don't have our set of problems climate crisis, species extinction, water and energy shortage we surely do.

Are you thirsty?

Thought you might be thirsty.

D'Leh, I'm thirsty.

Stop it.

Thirsty? Some water?

I'm thirsty, Mr. Han.

The flowers died for lack of water.

Agent Orange!

Aren't you thirsty?

From the orange stuff they sprayed around there.

The White Tree withered.

You let it die!