Reyna Díaz cooks beans, chicken, pork and desserts in her solar cooker, which she sets up in the open courtyard of her home in a poor neighborhood on the outskirts of this town in southwestern Mexico.
Every year, Amos Chandiringa, 43, a farmer in Nemaire village in Makoni district in northeastern Zimbabwe, laboriously waters his tobacco nursery with a watering can. The toil of the job often leaves him without the energy or time to do other household chores.
On a summer morning in 2008, Magan Kawar decided to leave her village for a job. The very next day, her parents-in-law excommunicated her.