Western consumer concern over climate change can do more harm than good if it cuts demand for food produced in developing nations, warns a new book by Oxfam and the International Institute for Environment and Development (IIED).

The authors say locally produced food can actually cause greater emissions of greenhouse gases, and that consumers can harm the livelihoods of poor farmers in developing nations if they stop buying their produce.

What could be more appropriate? Venerable kiwi winery Selaks Wines is celebrating its 75th birthday with the launch of its first Methode Traditionelle bubbly since 1996.