Families in Yemen's Taiz were seen queuing for dwindling water supplies as fighting and road closures choke off fuel and access to the city's wells.

On Saturday children, women and elderly residents crowded around water points with containers as supplies ran short.

Urban and inter-departmental public transport in Santa Cruz de la Sierra is operating with a heavily reduced fleet, the result of the diesel shortage that has hit the country since May. 

Transport companies have cut frequencies and rescheduled journeys due to the lack of fuel.