All about soil

Honelako gehiago

Hospital

by Jorge Lara

Internet-based Project work

by claudia rivera

PBL: Buying a Car

by Kim Davis

Gardening

by Lauren Ronan

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