Three more volcanoes appear in a diagonal row, with their cloud cover merging to span up to a thousand miles by the end of the day. (ibtimes.com)
More data, from more volcanoes, make for better comparisons, but nothing beats really getting to know the behavior of an individual volcano. (theconversation.com)
Suppose God had blown his whistle about 10 million years ago, and said, «Let there be no more change in climate: let there be no more volcanoes; let tectonic movements cease, and the continents remain exactly where they are.» (newscientist.com)