Please vote for your favourite image from each of the three category shortlists in the PA2F Environmental Photography Award. You are only able to vote on one image from each category, and will not be able to change your vote once submitted.
Voting will close on 23 April at 11.00pm (UTC+1).
In ‘Reasons for Hope’, photographers have documented efforts across the world to save species, protect habitats, and reverse the damage done to wildlife by mankind, and to draw attention to species that are recovering, are being successfully protected, or have been reintroduced.