FRIDAY 31 JAN 2013 ENERGY FLOWS AND NUTRIENT CYCLES

For a quick reminder of the topic have a look at the link below:


 http://www.youtube.com/watch?v=o_RBHfjZsUQ


Then, use your text book and read the section on Energy Flows and Nutrient Cycles. Complete any tasks.


Then, have a look at the revision site below:


http://www.s-cool.co.uk/a-level/geography/ecosystems/revise-it/ecosystem-processes


Finally, produce a short PP highlighting the nutrient cycles and energy flow in 2 selected ecosystems. It doesn't need to be too lengthy, as long as it explains HOW and WHY the processes work.