Imagine walking 40 laps around a track to fetch clean water.  During Kenya’s dry season, students at Ogiek Kwaanza Secondary School travel six to eight kilometers to do just that — a routine that disrupts class time. The school faces a high dropout rate due to the dangers students may face on these walks. 

With an endorsement from Boston Mayor Martin Walsh and support from several trade unions, Democratic presidential candidate Hillary Rodham Clinton spoke about plans to bolster the economy and help workers...