Political ecology is a research field comprising studies with a critical perspective on human/nature-relations – critical in both a political and an epistemological sense. Fundamental questions of political ecology, here, are related to just and equal access to resources, their contribution and control, and to the regimes of regulation. The article specifies the empirical and epistemological approaches within political ecology in the last decades. It does not tell a linear history or a single story, because political ecology emerges out of a continuous process of mutual inspirations of academic debates and activist practices. The research strands in political ecology operate with different ideas on how to conceptionalize nature: as so...