In Nigeria, there is a woman known as "The Iron Lady." And how she earned that nickname is a lesson in perseverance.

Her real name is Zainabu Abubakar and she lives in a society where women don’t work, let alone hold a leadership position. But you know what? She did both.

All images via Zainabu Abubakar, used with permission.

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768 million people use unsafe drinking water. Another staggering statistic: 36% of the world's population don't have access to toilets.

Microloans are a great way to help solve the problems. They're small, short-term, low-interest loans, and in developing countries, they help fight poverty by encouraging sustainable development. But there's a long way to go.

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