A 29-year old woman (C) and her 13-year-old relative (L) (who asked to withhold their names) stand outside after work in the Bekaa valley, Lebanon November 1, 2015. The woman fled Raqqa two months before with her 5-year-old son; her husband and other son are still in Raqqa. She works harvesting many crops, including cannabis, to support her family and is hoping to bring them to Lebanon. The stencil on the wall shows a Hezbollah logo. (Photo by Alia Haju/Reuters)





A Lebanese woman stands next to Lebanese children near a cannabis workshop in the Bekaa valley, Lebanon November 1, 2015. (Photo by Alia Haju/Reuters)





A cannabis plant grows in the Bekaa valley, Lebanon October 4, 2015. Syrian refugees work to harvest and process spiky-leafed cannabis plants in neighbouring Lebanon’s Bekaa Valley. Often farmers of cotton and wheat back home in Raqqa province – now the de facto capital of Islamic State – the conflict in Syria drove them to seek safety in a region where Syrian migrant workers used to spend a few months a year before returning home. (Photo by Alia Haju/Reuters)





A 29-year old women (R) and her 13-year-old relative (who asked to withhold their names) talk while sweeping cannabis into a pile inside a garage in the Bekaa valley, Lebanon November 1, 2015. The woman fled Raqqa two months before with her 5-year-old son; her husband and other son are still in Raqqa. She works harvesting many crops, including cannabis, to support her family and is hoping to bring them to Lebanon. (Photo by Alia Haju/Reuters)





A shovel lies on a pile of cannabis inside a garage in the Bekaa valley, Lebanon November 1, 2015. Syrian refugees work to harvest and process spiky-leafed cannabis plants in neighbouring Lebanon’s Bekaa Valley. (Photo by Alia Haju/Reuters)





A 29-year-old woman (who asked to withhold her name) is covered in cannabis dust while talking to her family in Raqqa on her mobile phone inside a garage in the Bekaa valley, Lebanon November 1, 2015. (Photo by Alia Haju/Reuters)





Syrian refugees from Raqqa rest near their tents in the Bekaa valley, Lebanon October 19, 2015. Lebanon hosts the highest proportion of Syrian refugees fleeing the civil war as Syrians seek safety amid escalating air strikes on their battered homeland. (Photo by Alia Haju/Reuters)





A Syrian refugee from Raqqa (who asked to withhold his name), rests with his family inside his tent after a day's work harvesting cannabis in the Bekaa valley, Lebanon October 19, 2015. He used to work as a driver in Raqqa and was well-off, he said. He says he was forced to work with cannabis in order to survive and is scared to go back home for fear of Islamic State. (Photo by Alia Haju/Reuters)





Syrian refugees from Raqqa rest near their tents in the Bekaa valley, Lebanon October 19, 2015. Lebanon hosts the highest proportion of Syrian refugees fleeing the civil war as Syrians seek safety amid escalating air strikes on their battered homeland. (Photo by Alia Haju/Reuters)





Ali, a Lebanese farmer (who asked to withhold his last name), drives a pick-up truck stacked with bundles of cannabis during harvest in the Bekaa valley, Lebanon October 19, 2015. Syrian refugees work to harvest and process spiky-leafed cannabis plants in neighbouring Lebanon’s Bekaa Valley. Often farmers of cotton and wheat back home in Raqqa province – now the de facto capital of Islamic State – the conflict in Syria drove them to seek safety in a region where Syrian migrant workers used to spend a few months a year before returning home. (Photo by Alia Haju/Reuters)





A Syrian refugee (who asked to withhold his name) from Raqqa carries a bundle of cannabis during the harvest in the Bekaa valley, Lebanon October 19, 2015. (Photo by Alia Haju/Reuters)





A Syrian refugee (who asked to withhold his name) from Raqqa, smells a cannabis bud while resting during the harvest in the Bekaa valley, Lebanon October 19, 2015. He used to work with the Syrian government and fled Raqqa three years ago. He is wanted by Islamic State and “even when I'm far, I'm scared of them”, he said. (Photo by Alia Haju/Reuters)





Cannabis plants grow in a field in the Bekaa valley, Lebanon October 4, 2015. (Photo by Alia Haju/Reuters)





Aisha, 15, (L) (who asked to withhold her last name), a Syrian refugee from Raqqa, waits with a fellow refugee while harvesting cannabis in the Bekaa valley, Lebanon October 19, 2015. Syrian refugees work to harvest and process spiky-leafed cannabis plants in neighbouring Lebanon’s Bekaa Valley. Often farmers of cotton and wheat back home in Raqqa province – now the de facto capital of Islamic State – the conflict in Syria drove them to seek safety in a region where Syrian migrant workers used to spend a few months a year before returning home. (Photo by Alia Haju/Reuters)





A general view shows the Bekaa valley in Lebanon October 19, 2015. Syrian refugees work to harvest and process spiky-leafed cannabis plants in neighbouring Lebanon’s Bekaa Valley. (Photo by Alia Haju/Reuters)