global development hosted a summit last week paper mong the speakers, former senator tim wirth and william riley, head of the environment protection agency under the first president bush. this is almost two hours. >>> good morning, ladies and gentlemen. i'm nancy birdsall, a warm welcome to all of you. i'm the president of the center for global development. we're very pleased to have all of you here. i know that for many of you you're here because of rio plus 20. our point today. what can be done? this is a huge opportunity for the global community to worry over and put together some serious recommendations to deal with the poverty, energy, climate nexus. this is absolutely crucial for our center for global development, because we are concerned with the risk that greenhouse gas emissions pose for the development community, for the development project, for the great success of reducing poverty over many years, and at the same time we're concerned with the obvious need for energy access for millions of poor people if they are going to have a better livelihood. dignified jobs and so on. we're parti