These are the resources that have been helpful to me. If you want to recommend something to add to this list, let me know.
How to Save Our Planet by David Attenborough (8m27s)
If we don’t protect nature we can’t protect ourselves by Harrison Ford (5m34s)
Time to Act Now by Roger Hallam (Extinction Rebellion) (1hr26m)
The Sea is Rising and so are we (Extinction Rebellion) (2m9s)
No-one is too small to make a difference – Greta Thunberg
This is Not a Drill – an Extinction Rebellion Handbook
Active Hope: How to Face the Mess We’re in without Going Crazy – Joanna Macy
Ecodharma: Buddhist Teachings for the Ecological Crisis – David R. Loy
Learning to Die: Wisdom in the Age of Climate Crisis – Robert Bringhurst and Jan Zwicky
Groups & Organisations
Eating less meat & dairy will definitely help the environment, your health & (last but most importantly) the animals. Try Veganuary, The Vegan Society etc or buy a lovely cookbook – Bosh, Minimalist Baker etc.
A few general articles about living more lightly on the earth