Agence France-Presse: As African policy makers demand compensation for the effects of climate change at a forum in Burkina Faso’s capital, the country’s farmers fight a daily struggle to halt the advancing Sahara desert. “Because of the (advancing) dunes many villages have moved,” Boubacar Diallo, a farmer in the village of Selbo, some 280 kilometers (174 miles) to the north of Ouagadougou, explained. “These dunes you see wanted to chase me away from here because the wind would blow the sand right …