The purpose of this report is to delve into the links between gender inequality and the environment, to bring to light the multitude of connections and thereby garner wider support for both causes. For philanthropists engaging in the environmental sector, we hope this briefing will bring a nuanced, human perspective to the multitude of environmental issues we face today. For those supporting work to close the gender inequality gap, this briefing will demonstrate that funding for environmental projects is an effective way of bringing about this change.