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...open ocean, and some were adapted to low concentrations of oxygen in water hundreds of metres deep. How they reproduced is not clear. Figure 6 shows a range of trilobites from the Ordovician Period. [Figure 6] Figure 6 A selection of Ordovician trilobites from central Wales. (a) Oygiocarella (7.5 cm). (b) Cnemidopyge (3 cm). (c) Telaeomarrolithus (2 cm). Trilobites like...

...Open University Transcript Stories of Change Project Benny Peiser interview Key RH: = Roger Harrabin, interviewer BP: = Dr Benny Peiser, The Global Warming Policy Foundation, participant RH: Dr Peiser, thank you very much for agreeing to be interviewed by us for the BBC documentaries and the Open University. Can I start with the first question that we’re asking all of...

...Open University Transcript Stories of Change Project Matt Ridley Interview Key RH: = Roger Harrabin, interviewer MR: = Matt Ridley, journalist, participant RH: Matt Ridley, thank you very much for agreeing to be interviewed for a combination of the Open University and BBC. It’s a great pleasure to talk to you. We’re asking everybody, for the first question, when their...