Become a subscriber or donor. Even $50 will make a difference.
We have a monthly audience of 70,000 and advertising packages from $200 a month.
We always need commissioning editors and sub-editors.
Got something to say? Submit an essay.
Polly Ericksen is the Science Officer for an international program called "Global Environmental Change and Food Systems". She is based at the University of Oxford.
Author's website: Dr Polly Ericksen's staff page