The United Nations calls its 17 Sustainable Development Goals "the blueprint to achieve a better and more sustainable future for all." With a target of achieving them by 2030, the goals are all interconnected and address the global challenges we face.

Goal 10 is "Reduced Inequalities." As the UN puts it: "To reduce inequalities, policies should be universal in principle, paying attention to the needs of disadvantaged and marginalized populations."

This series highlights some of the work sisters are doing around the world to reduce inequality.

Click here to return to the full Sustainable Development Goals Collection.

New book tells the 'beautiful' but 'painful' history of Black Catholic nuns

Sister draws on love, compassion and possibilities to nurture the differently abled students

My first encounter with advocacy: standing up for trafficking victims

Q & A with Sr. Anna Masawe, giving hope to Malawi's street children