This chapter examines some of the more powerful encounters between feminism and environmentalism to offer the reader an understanding of both historic points of tension and opportunities for rich collaboration. Reading the environmental humanities broadly, the chapter highlights diverse lines of feminist research that drive toward more just, inclusive, and ecologically vibrant futures. It focuses on critical feminist work that challenges hegemonic conceptions of gender and nature, the body and place, and dominant understandings of knowledge production.The reader will become acquainted with key concepts such as essentialism, intersectionality, the nature/culture dualism, environmental justice, and the anthropocene, and with key subfields including ecofeminism, feminist science studies, corporeal feminism, and biopolitics.