Summary quote (trimmed for brevity): "The year 1816 is known as the Year Without a Summer... because of severe climate abnormalities that caused average global

Summary quote (trimmed for brevity): "The year 1816 is known as the Year Without a Summer... because of severe climate abnormalities that caused average global temperatures to decrease... Evidence suggests that the anomaly was predominantly a volcanic winter event caused by the massive 1815 eruption of Mount Tambora..."