Original sentence: It was so dramatic that that an ice dam was formed in Switzerland during the summer of 1816 and 1817, earning 1816 the title “Year without a Summer” or YWAS (Bodenmann et al.The documented rainfall was as much as 80 percent more than the calculated normal with regards to 1816, unusually high amounts of snow were found in Switzerland, France, Germany, and Poland.The gases also reflected some of the already-decreased incoming solar radiation, causing a notable decrease in global temperatures throughout the decade, between 0.4-0.7 °C globally.The winter months of 1816 were not very different from years previous, but the spring and summer maintained the cool-to-freezing temperatures
Edited sentence: It was so dramatic that that an ice dam was formed in Switzerland during the summer of 1816 and 1817, earning 1816 the title “Year without a summer” or YWAS (Bodenmann et al.Our current understanding of these events and their link to the Tambora event is well-defined; yet there are many concerns that our understanding of such an event is limited and would not prove substantial if a subsequent eruption of the same magnitude were to occur.Several climate forcings coincided and interacted in a way not experienced since, even with large eruptions since early 20th century.The documented rainfall was as much as 80% more than the calculated normal with regards to 1816, unusually high amounts of snow were found in Switzerland, France, Germany, and Poland.The gases also reflected some of the already decreased incoming solar radiation, causing a notable decrease in global temperatures throughout the decade, between 0.4-0.7 °C globally.The winter months of 1816 were not very different from years previous, but the spring and summer maintained the cool to freezing temperatures.This is a case of extreme climate, not extreme weather