Thunberg said she could not "attend an event which receives sponsorship from Baillie Gifford, who invest heavily in the fossil fuel industry."
The book festival will this year host climate activists including Greta Thunberg, but its sponsor, Baillie Gifford, has significant investments in firms involved in the coal, oil and gas sectors.
Ferret Fact Service looks in detail at how the Scottish Government is performing against its climate targets.
Claim that climate change will be worse if we don’t develop new oil and gas in North Sea is Mostly False
Ferret Fact Service looks at a claim about the expansion of North Sea oil and gas.
On this podcast, we look at the reasons why people believe in climate conspiracies despite the evidence.
Ferret Fact Service looks at the changing nature of Scotland's snow fall and its links to the climate crisis.
Ferret Fact Service looks at a claim from the SNP about net zero.
Confused about climate change jargon? Ferret Fact Service explains.
Ferret Fact Service looks at how climate change is affecting Scotland now.