Thank you for visiting nature.com. You are using a browser version with limited support for CSS. To obtain
the best experience, we recommend you use a more up to date browser (or turn off compatibility mode in
Internet Explorer). In the meantime, to ensure continued support, we are displaying the site without styles
and JavaScript.
Emissions from cattle and sheep are significant contributors to planetary warming. But how close are we to creating low-emitting livestock? Kevin Morrison reports.
Oxford economist Dieter Helm co-edits a new book, The Economics and Politics of Climate Change, due out next month. Anna Barnett caught up with him in London to get his take on a long-term strategy for reducing emissions.
Ice has become an unequalled resource for studying the Earth's climatic history. Anna Barnett rounds up several new features on our site that pay tribute to the field of paleoclimatology, from the initial discovery of climatic clues in ice through to current efforts to recover a core that stretches back over a million years.