In your environmental aspect’s matrix, you may have a column indicating where, in your organization’s activities, product or services, the environmental aspect is generated. You can also include there, activities done by suppliers or subcontractors or by interested parties downstream, like users.
In the following example:
The first activity is done by a subcontractor that electroplates metal poles for solar public lighting.
The second activity is done by the user at the end of lifetime of the battery that stores solar energy for night use.
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