This preview shows page 1. Sign up to view the full content.
Unformatted text preview: microorganisms break down some of soils organic compounds into simpler inorganic compounds. 6. Matter is recycled through the earths ecosystem of air, land, water, and living organisms. This vast global recycling system is composed of nutrient cycles. 7. Scientists study ecosystems through the use of aquarium tanks, greenhouses, and controlled indoor and outdoor chambers. Specific variables are carefully controlled, like temperature, light, carbon dioxide, and humidity. 8. Two principles of sustainability found from learning how nature works are the law of conservation of matter and the two laws of thermodynamics....
View Full Document
This note was uploaded on 07/26/2009 for the course BIO 1100 taught by Professor Na during the Spring '09 term at Concordia AB.
- Spring '09