World News in Brief: Climate change in the countryside, Yemen polio drive success, development and peace

The 

 report highlights the reality that every year in low and middle-income countries, female heads of households in rural areas suffer significantly greater financial losses than men.

On average, female-headed households lose eight per cent more of their income due to heat stress and three per cent more due to floods compared with male-headed households.

This translates to a significant per capita income reduction of $83 due…