The town had a vermiculite mine in it.

Plants are nourished by earth.

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

I collect soil samples.

Plants take in water from the soil.

Should aluminum be in the soil and the rain?

which is going to cause air pollution, water pollution,

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

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.

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

Worms are sometimes beneficial to soil.

The soil retained richness.

But what are the conditions that make it possible?

Water resources are running low.

I said, What can you build in this place?

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

curiosity without assumptions.

The rain washed away the soil.

And these are not esoteric limits.

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.

That soil is rich in humus.

Rich soil yields good crops.

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

Abiotic stress is the drought.

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.

The flood deposited a layer of mud.

Our farming has done the opposite.

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

life creates conditions conducive to life.

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.

These trees put their roots down in the permafrost, and the permafrost is thawing.

Dust to dust.

Some of it ran off as flooding, but most of the water that soaked into the soil simply evaporated out again, exactly as it does in your garden if you leave the soil uncovered.

And what they found was something unexpected.

They began to understand that as the upper levels of the hills were denuded of trees, so you've got this terrible soil erosion and mudslides.

Fertile soil is indispensable for a good harvest.

Agriculture is defined as the cultivation of soil for growing crops.

Earth and water.

This was another site where it had been bare and eroding, and at the base of the marked small tree, we had lost over 30 centimeters of soil.

This building was built on the permafrost and has collapsed as the permafrost thaws.

Where does it get the heat to remain in liquid form?