![Professor Dieter Helm announced as speaker of 42nd TB Macaulay Lecture: Green and Prosperous Land | SEFARI Professor Dieter Helm announced as speaker of 42nd TB Macaulay Lecture: Green and Prosperous Land | SEFARI](https://www.hutton.ac.uk/sites/default/files/images/frontpage-slideshow/professor-dieter-helm-slideshow-1152x366.jpg?1562857680)
Professor Dieter Helm announced as speaker of 42nd TB Macaulay Lecture: Green and Prosperous Land | SEFARI
![Prof Dieter Helm CBE on Twitter: "While not the first energy price crisis, this one is different. Listen to my latest podcast to find out why: https://t.co/TzvijvBT8A or for a more detailed Prof Dieter Helm CBE on Twitter: "While not the first energy price crisis, this one is different. Listen to my latest podcast to find out why: https://t.co/TzvijvBT8A or for a more detailed](https://pbs.twimg.com/media/FIgvwRRXEAAFJMC.png)
Prof Dieter Helm CBE on Twitter: "While not the first energy price crisis, this one is different. Listen to my latest podcast to find out why: https://t.co/TzvijvBT8A or for a more detailed
Why we need natural capital - an interview with Prof Dieter Helm | Berks, Bucks & Oxon Wildlife Trust
![File:Professor Dieter Helm CBE, Professor of Energy Policy, University of Oxford (19122376711).jpg - Wikimedia Commons File:Professor Dieter Helm CBE, Professor of Energy Policy, University of Oxford (19122376711).jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/f/fe/Professor_Dieter_Helm_CBE%2C_Professor_of_Energy_Policy%2C_University_of_Oxford_%2819122376711%29.jpg)