All about soil

Honelako gehiago

The Three Approaches to Research

by PATRICIA ARARAT

Bibliographies

by Emily Bredberg

Aquaponics

by scott ramser

APA Citation Style

by Sunem Beaton

All about soil

Soil is everywhere

Main topic

Biofuels

Made from vegetables

Alberta does a lot of this research

Corn and soybeans

Biofuels comes from our fields

Soil is used for the bottom (foundation) of structures

You have to check the soil before building so it is strong underneath. Massimo gave the example of the leaning tower of Pisa.

You need soil to grow plants

Soil absorbs waste

Soil holds the sewage pipes in place