The phrase "different approach" means using a unique and alternative way to do something, instead of following the usual or common methods. Full definition
It also describes the socio - economic and environmental impacts of different approaches for accounting. (unfccc.int)
Both games oddly take different approaches with the graphical presentation. (gamingunion.net)
These three proposals take very different approaches for attempting to offset the impacts of the carbon tax and climate change on low - income and disproportionately impacted communities. (carbonwa.org)