If you still haven't got round to reading this collection of Greta Thunberg's most powerful speeches, now is definitely the time. No One Is Too Small to Make a Difference should be required reading.
Relevant POPSUGAR Reading Challenge Prompts: a book you meant to read in 2019, a book with more than 20 letters in its title, an anthology, a book with only words on the cover, no images or graphics.