Nicholas is an associate of Bioregional. He has carried out a variety of research and writing projects for Bioregional clients including B&Q, WWF UK, the former Department for Energy and Climate Change and Transport for London.

He is a former environment correspondent of The Independent newspaper and edited the ENDS Report, a UK-based journal and website for environmental professionals, for nearly five years before joining Bioregional. He was also a policy analyst for the Royal Commission on Environmental Pollution and served as communications director of the Campaign to Protect Rural England for more than five years.