Speech: Benefits of modern energy must reach the poor
It is 20 years since the historic Rio summit on sustainable development. This moment, and this event, gives us an opportunity to reflect on the progress - or lack of it - which has been made, and to look ahead to the challenges before us. Because we should be under no illusion that great challenges lay ahead. And before we rush to sign up to yet more Utopian visions, let us be realistic about what more needs to be achieved.