e doctors cat treat evyone ahmed al-amery and his children aexperienced this fst-hand at the refue campjah. humanitarianrisis. e doctors cat treat evyone ahmed: cditions here are really bad. our children are always getting sick. but when we take them to the doctors, they turn them away because they only treat the most severe cases. reporter: ahmed al-amery's son meets up with his friends. here in the mountas of hajjah, football is one of the boys' few ys. we hope tt we can gback tochool. right now we only play football. when i was in third grade my family still had a home. w, we're rugees. report: with nend to t fighng in sit, childn in yemen arsuffering e host: there are more reserves of decoal than of any other fossil fuel worldwide, several hundred years' worth. asian countries in particular rely on coal. so, too, the philippines, where the energy market is largely privatized. by late 20, coal madup alst 48% oits ener prodtion. and that's set to rise. new coal-fired power plants are in the pipeline. but some in the philippines hope to change that. reporter: people in the town of atim