If there are any, they'd probably be discussed in the actual papers and not here. I don't know if the UK is better, but at least in the US, university press releases about this or that research paper are usually garbage.

Does anyone have access to the actual papers?

    Georgina L. Gregory, Gabriele Kociok-Köhn and Antoine Buchard 
    “Polymers from sugars and CO2: ring-opening polymerisation and copolymerisation of cyclic carbonates derived from 2-deoxy-D-ribose” 
    DOI: 10.1039/C7PY00236J Polymer Chemistry, 2017, 8, 2093-2104

    Georgina L. Gregory, Elizabeth M. Hierons, Gabriele Kociok-Köhn, Ram I. Sharma and Antoine Buchard 
    “CO2-Driven stereochemical inversion of sugars to create thymidine-based polycarbonates by ring-opening polymerisation” 
    DOI: 10.1039/C7PY00118E Polymer Chemistry, 2017, 8, 1714-1721

    Georgina L. Gregory, Liliana M. Jenisch, Bethan Charles, Gabriele Kociok-Köhn, and Antoine Buchard 
    “Polymers from Sugars and CO2: Synthesis and Polymerization of a d-Mannose-Based Cyclic Carbonate” 
    DOI: 10.1021/acs.macromol.6b01492 Macromolecules, 2016, 49, 7165-7169