Welcome to the module on Cycles of Matter!

Things to note!
1. The importance of the Earth's atmosphere and it's component gases. 
2. How matter is transferred between living things and their environment. 
3. How matter is used and returned to the atmosphere. 
4. The carbon and water cycle. 
5. The four processes in the water cycle. 
6. The human impact on the cycling of matter. 
7. How to reduce the factors of climate change.