twilight Posted October 30, 2012 Report Share Posted October 30, 2012 What do people normally do for ESS design IA that has to be a field study? So far, all I've done is counting weeds or organisms. Reply Link to post Share on other sites More sharing options...
alefal Posted November 26, 2012 Report Share Posted November 26, 2012 One could measure CO2, dissolved O2, pH and temperature in an aquatic ecosystem, such as a pond, given that you have the equipment. Reply Link to post Share on other sites More sharing options...
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