Chapter 19 Land Pollution. Section 19.1 – Solid Wastes. Solid wastes – all garbage and sludge products from agriculture, forestry, mining, and municipalities. Includes: garbage, trash, junk, scrap and sewage. Garbage Disposal in the Past. People disposed of garbage in the streets .
soli and water. Also known as leaching.
Effects of Hazardous Materials
Classification of Hazardous Materials
1. Reactive wastes – can explode.
Sodium – Metal comes in contact with water
2. Corrosive wastes – can eat through steel and many other materials.
Battery acid and lye (drain-cleaning products).
- Immediate danger to smoke and fire and fumes.
Hazardous Home Wastes
The Grand Canyon
Soil Conservation and Land Management
1. Strip-Cropping – Farmland is plowed so that plowed trips are separated by planted strips.
- Having at least part of the land covered by vegetation reduces topsoil loss.
2. Shelter Belts – Rows of trees are
planted along the edges of a field.
- Also known as windbreaks.
- They slow down the wind to
prevent soil loss.
Reducing the Volume of Waste