The Activities in UCSD provide a way to generate and control global variables across workflows.
The activities set up can be found here:
![Screen Shot 2015-11-18 at 4.56.46 PM.png](/legacyfs/online/fusion/91345_Screen Shot 2015-11-18 at 4.56.46 PM.png)
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An activity can contain many variables:
![Screen Shot 2015-11-18 at 4.40.08 PM.png](/legacyfs/online/fusion/91346_Screen Shot 2015-11-18 at 4.40.08 PM.png)
Within a selected workflow you select the activities check box to import the Variables into this workflow:
![Screen Shot 2015-11-18 at 4.23.45 PM.png](/legacyfs/online/fusion/91347_Screen Shot 2015-11-18 at 4.23.45 PM.png)
And then the 4 variables are imported:
![Screen Shot 2015-11-18 at 4.54.16 PM.png](/legacyfs/online/fusion/91348_Screen Shot 2015-11-18 at 4.54.16 PM.png)