A few years back a heatwave-induced mass die-off of snow crabs killed an estimated 10 billion crabs. People eat snow crabs. https://www.sciencenews.org/article/10-billion-snow-crabs-di...
Heatwaves are longer duration. https://www.theguardian.com/us-news/2023/jul/21/us-heatwaves...
This is already impacting us.
What has become more serious is that the incoming data and predictive models are starting to line up with greater accuracy and those forecasts are very worthy of concern. In the face of warnings that drawing down our bank account is going to leave us broke, is the answer "oh, I've been hearing that for a long time now, what's the worst that can happen"?
> Since this article was last updated, the slowdown in the rate of average global surface warming that took place from 1998–2012 (relative to the preceding 30 years) has unequivocally ended.
https://www.climate.gov/news-features/climate-qa/did-global-...