Do you have a good photo of willdife that may be effected by climate change? If so it coudl win you $1000. see https://www.yoursay.act.gov.au/zero-emissions for details. But basically you will need to explain the link of the wildlife in your image to the issue of climate change and the stronger that link is, and how well it is shown in your photo the better your chances of winning.
Good Luck - I' know many of your photos are worthy of winning