What mackerel and a volcano can tell us about climate change

PORTLAND, Maine (AP) — A group of researchers say an Indonesian volcano eruption, a centuries-old weather disaster and a surge in the consumption of mackerel could inform present-day scientists about today’s era of climate change.
Scientists with the University of Massachusetts and other institutions made the findings while conducting research about a long-ago climate calamity in New England that was caused by the eruption of Mount Tambora in 1815.
A cooled climate led to deaths of l