Abiotic stress is the drought.

Plants are nourished by earth.

The town had a vermiculite mine in it.

To change the community you have to change the composition of the soil.

I collect soil samples.

Should aluminum be in the soil and the rain?

which is going to cause air pollution, water pollution,

Worms are sometimes beneficial to soil.

The soil retained richness.

Plants take in water from the soil.

But what are the conditions that make it possible?

Water resources are running low.

I said, What can you build in this place?

We are after all organic creatures, and the culture of the school is absolutely essential.

The rain washed away the soil.

And these are not esoteric limits.

You can take virtually any parameter that matters for human well being nitrous oxide, methane, deforestation, overfishing

The moons of Saturn and Jupiter.

That soil is rich in humus.

You can't get a tree to grow on bad soil.

Once or twice a year I'd go an' work at 'em a bit prune 'em an' dig about th' roots.

Rich soil yields good crops.

And this is the concept for the top of the city.

curiosity without assumptions.

The global economy grows exponentially, at about 3 a year, consuming increasing amounts of non renewable fuels, minerals and metals, as well as renewable resources

She gets the women to plant new trees and water them, drop by drop.

Large scale use of pesticides and fertilizers raised concerns of soil pollution.

Medic.

Medic!

The mycelium infuses all landscapes, it holds soils together, it's extremely tenacious.

Our farming has done the opposite.

Uh, Korea.

So we would take the landscape and we would build up the topography.

life creates conditions conducive to life.

If control of the seas is added to the vast

Now, all of that grass you see aboveground has to decay biologically before the next growing season, and if it doesn't, the grassland and the soil begin to die.

They're good for the environment because they enable no till farming, which leaves the soil in place, getting healthier from year to year slso keeps less carbon dioxide going from the soil into the atmosphere.

Then, if we added maps like the geology, the bedrock geology, and the surface geology, what the glaciers leave, if we make the soil map, with the 17 soil classes, that are defined by the National Conservation Service, if we make a digital elevation model of the topography that tells us how high the hills were, then we can calculate the slopes.

Another important point of these sand banks is that when it rains, the rainwater soaks down into the soil.

Nothing seems to grow in this soil.

We have a massive ozone hole in the Northern hemisphere now.

It's kind of hard to explain. I guess it's in the loam of the soil.

Just like a graffiti artist, where they beautify walls, me, I beautify lawns, parkways.

Now we know that desertification is caused by livestock, mostly cattle, sheep and goats, overgrazing the plants,

'cause he was brave and saved some guy's life.