in abuja is donald ikenna ofoegbu, program manager of sustainable nigeria programs with heinrich boellung. and in nairobi is serah makka, executive director for the one campaign. a warm welcome to you all. i want to begin with serah first. it is the first ever climate change summit. africa is responsible for about 2% to 3% of global emissions, yet it is the continent that is the most affected, but the real challenge here for this particular summit is trying to come up with a unified agreement. very simple question, do you think they can do that? serah: i do. i think there is political will. i think this inaugural climate summit really awaken something in the leaders of africa. there's a pretty impressive list of african leaders in the room, in spite of the fact of the g20 happening next week. there's a good number of international guests in the room, from secretary john kerry from the united states all the way to europe. i think that it feels different on the ground, to be honest. when you walk around the summit ground, the middle easterners are representing a number, the africans are