In 2010 these women were just girls. All of them headed for early marriages and most likely futures restricted to householder duties.
Now, in 2020, these are all educated women. Most now make an income of their own, whether for their birth home, their new family, or just for themselves. Some are the sole breadwinners, and some now have a multiple income family. Many even own their own business.
Their standard of living is raised, as often their parents' are too. They marry a bit later and have the knowledge of how to plan their families, which allows them to provide even better for the ones they have. Extended family and neighbors all see what she has been able to accomplish, and they send their own daughters and sons to school in hopes that they, too, can achieve such success. The entire community begins to change. The economy has been given a boost by all these new businesses, workers and buyers. There are more jobs all around, and more money is spent on infrastructure, schools and basic health works. Information on things like family planning and hygiene leech into the common knowledge and family sizes start to shrink, allowing more resources to send those children to school for longer and to keep them healthy.
Educating girls is one of the simplest things we can do that has such a drastic impact on personal lives and entire communities. Ideally schools would be self-sufficient or run well by enlightened governments, but until then, girls and women around the globe rely on the kindness of strangers to get the basic education and opportunities that we strangers take for granted. That's why it's important for people in 2010 to give when they can