A recent journey around the foothills of Mount Elgon, western Kenya, where heavy rainfall made unsurfaced tracks on sticky clay soil virtually impassable. Motorcycles and all-terrain 4WD vehicles were sliding around and unable to gain traction. This leaves many communities isolated.

Thinking today of the many Syrian exiles I met in Jordan, Lebanon and across Europe, fleeing Assad's barrel bombs and persecution. People like Ahmed, a court clerk, in Zaatari refugee camp, and surgeon brothers Hassan and Mohammed, in South Wales, forced to keep tortured prisoners alive in Damascus.