Temperatures in parts of Chile and northern Argentina have soared to 10°C–20°C above average over the last few days. Towns in the Andes mountains have reached 38°C or more, while Argentina’s capital, Buenos Aires, saw temperatures above 30°C—breaking its previous August record by more than 5°C. Temperatures peaked at 39°C in the town of Rivadavia.
It’s the upvote of kbin. I don’t know much more about it as I don’t use kbin.
Basically it moves content up. Having a few boosts has the same power as a ton of upvotes. Works in comments too.
It’s used as a way to move quality content and posts into people’s views. I don’t know if it affects visibility on Lemmy though.