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

In order to get the soil ready for planting you must plow it.

I till the earth.

I collect soil samples.

Plants are nourished by earth.

which is going to cause air pollution, water pollution,

The town had a vermiculite mine in it.

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

Farmers cultivate the soil.

Should aluminum be in the soil and the rain?

The soil retained richness.

But what are the conditions that make it possible?

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

Farmers turn up the soil with plows.

Worms are sometimes beneficial to soil.

Plants take in water from the soil.

Water resources are running low.

I said, What can you build in this place?

That soil is rich in humus.

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

The rain washed away the soil.

And these are not esoteric limits.

curiosity without assumptions.

African agriculture today is among, or is, the most under capitalized in the world.

This is the first time I've ever plowed this land.

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

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

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

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.

Rich soil yields good crops.

Abiotic stress is the drought.

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

There isn't time to go into it, but it's including things like tree nurseries, methods of farming most suitable to this now very degraded, almost desert like land up in these mountains.

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

Take this representation of all of the land.

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

Nothing seems to grow in this soil.

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

Our farming has done the opposite.

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.

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

For three hundred years they have farmed the surrounding land.

life creates conditions conducive to life.

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.

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.