Bibliography

 

Year 9 science person ebook

http://eschooltoday.com/ecosystems/what-is-an-ecosystem.html

http://www.kidsgeo.com/geography-for-kids/0164-ecosystems.php

http://forest.mtu.edu/kidscorner/ecosystems/definition.html

http://www.geography4kids.com/files/land_ecosystem.html

http://kids.nceas.ucsb.edu/ecology/faq.html

http://teeic.indianaffairs.gov/er/carbon/carboninfo/cycle/

https://eo.ucar.edu/kids/green/cycles6.htm

http://www.geography4kids.com/files/cycles_carbon.html

http://regentsprep.org/regents/biology/units/ecology/energy.cfm

http://education.seattlepi.com/interdependence-ecology-4505.html

http://www.thwink.org/sustain/glossary/EnvironmentalSustainability.htm

http://climatekids.nasa.gov/review/greenhouse-effect/