By Anthony Watts Much has been said about the likelihood that the emerging El Niño would increase global temperatures this year. However, new evidence suggests that an eruption of the Hunga-Tonga volcano in 2022 may have created a supercharged greenhouse effect — because it injected an unprecedented amount of water vapor into the atmosphere. Most volcanoes, such as Mount Pinatubo’s eruptions in 1991-1992, inject … Continue reading A tropical volcano eruption may have caused the hottest July ever